Pennsylvania Railroad H6sb
The class H6b was a class of 2-8-0 steam locomotives that were built for the Pennsylvania Railroad. The H6b was among the first freight locomotive designs to use Walschaerts valve gear on the Pennsy as it was also used on several different railroads and was the third and final order of H6 locomotives built new for the PRR prior to 1914.
History and Development[]
After the Success of many H6a's in service by the spring of 1905, the Pennsylvania Railroad decided to further develop the H6 design to a higher advantage. In the beginning of the decade during 1904, the PRR tested a new French-Imported 4-4-2 Atlantic with a Belpaire boiler with Walschaerts valve gear for experimental passenger service. Known as the De Glehn Compound, it was undersized and unsuccessful for the service it was intended for as though the Pennsy decided to adapt the better functioning outside mounted Walschaerts valve gear. As the Pennsylvania Railroad designers were looking for further ways to develop the H6a into a better free-rolling version, the H6b was developed from the existing H6a with the use of Walschaerts piston valves being able to mount larger cylinders. The PRR with new trackage in some areas along with high grade routes like Horseshoe curve needed a lot of them, so the Baldwin Locomotive Works of Philadelphia had the honor to build the first H-6b #2749 was the first, constructed around the Autumn of 1905. These locomotives were built with 22" x 28" cylinders with Stephenson valve gear driving 56" drivers. The Boiler was measured with a maximum diameter of 76" with a higher pressure of 205 Lbs. PSI producing the same starting T.E. as the other previous subclasses at 42,168 Lbs. tractive effort. With the ever-increasing demands of the PRR's Freight Traffic, few builders made batches of them, starting with Baldwin, along with the Pennsy's Juniata Shops, and the Pittsburgh Plant of the American Locomotive Company. Over several years there was a large quantity produced between 1905-1913 as about six hundred and five units were built. At the time as it was the First Freight design to use the modern valve gear on the Pennsy, the H6b's became the premier freight power on the Pennsy's numerous Coal hauling lines until the early 1910s. Not too long after the H6b's began production in 1905, the Pennsylvania Railroad received two Mammoth-like 2-8-0 experimental freight locomotives from the American Locomotive Company designated as the H28s, although not as liked as other Pennsy power in use and on Trial Runs, these two locomotives inspired the Pennsy to Build a larger and more powerful 2-8-0 Consolidation type after 1906 introducing the mighty H8 and H9 classes. With these new designs entering production by 1907, this sealed the overall production fate of the H6 class although the last two were constructed as late as 1913 prior to the Introduction of the L1 class Mikado's following in 1914.
Service, Rebuilds and Withdraw[]
All H6b locomotives remained present in several services throughout the 1920s and 1930s commonly found in various sites in Pennsylvania, a chunk was rebuilt and modified to fit the railroad's certain Needs. After the end of the early 1920s the H6b had already replaced the earlier H6 and a majority of the H6a locomotives as the H6b's were handling freights better and with less coal compared to they're older siblings. Starting in the mid 1920s the railroad began retiring them in favor of better and bigger engines like the H8, H9, and H10 classes and beyond as there were already more locomotives than what was already needed. However, some were sold to other railroads like the Long Island or other buyers such as the Pennsylvania, Reading and Seashore Lines. The Biggest changes of the H6sb locomotives were also the different styles of tenders used. Many of these locomotives were rebuilt with a Superheater, becoming H6sb's with the first Successful rebuild taking place in 1913 when the very last of the H6b's were built. Even as some were rebuilt with larger piston valves by boring out the Cylinder by one inch making 23" x 28" pistons than the original 22" but decreasing the Boiler pressure to 195 from 205 Lbs. Several of the H6a and H6sa's received Walschaerts valve gear rebuilding they're old Stephenson mounted frames becoming H6b's. The rest of the original H6b's remained unchanged as surplus until retirement as all Saturated-Steam powered H6b's were All mainly scrapped by 1939. The PRR progressed with converting most of the H6b power into five hundred and sixty-seven rebuilt H6sb's as only thirty-eight remained Saturated. Many were converted to switchers and in later years also gained Power reversers for the ease of Switching work. Many had become so modified with different piping arrangements or tenders that out of a massive heard of hundreds to a thousand locomotives, no two engines looked exactly the same. Notably, thirty units as H6sb's were sold to China for use on their railway lines where they eventually emerged into the China Railways as the KD10 Class after the War. As many were scrapped by 1941, the surplus units were pulled back to work after the Attack on Pearl Harbor to serve the Pennsy in the War Effort where they took many Roles. As said by Fireman crews during the day, the H6sb's were considered to be another amongst the finest Freight hauling Steam Locomotives the railroad ever owned as only very few others received such praise like the long and fast M1 Mountains and L1 Mikado's. As many have had fine topped performance, there was still about one hundred and seventeen active units on the roster by January 1947 and several years later into 1954, only two engines were still in service as numbers #2846 and #3110. H6sb #2846 made the last run of any H6 locomotive in general taking place in 1955 whereas it was Retired from active service in 1956. In October 1957 was when all regular Commercial Steam operations ended on the Pennsylvania Railroad as #2846 was saved from Scrap and was added to the Pennsy's Historical Steam Collection in Northumberland, PA. On Loan to Strasburg in August 1969, the Penn Central off the Pennsy repainted and polished up #2846 where it was Donated for Display where several years later it joined the Railroad Museum of Pennsylvania where it remains Today on static display.
Stock List[]
| Number(s) | Builder | Serial | Year | Retired and Scrapped | Notes |
|---|---|---|---|---|---|
| 2749 | *Baldwin | 25784 | May 1905 | January 1947 | Rebuilt with Superheater becoming H6sb in December 1916, First Production H6b. |
| 2846 | *Baldwin | 26744 | November 1905 | 1956, Donated. | Rebuilt with Superheater becoming H6sb in November 1913, Last overall H6 in steam on the Pennsy. Preserved at the Railroad Museum of Pennsylvania in Strasburg, PA. |
| 3110 | *Baldwin | 28285 | June 1906 | Unknown, likely before 1957. | Rebuilt with Superheater becoming H6sb in August 1914. |
| 3058 (Ren. #1 in 4/1906) | *Baldwin | 27831 | March 1906 | April 1949 | Rebuilt with Superheater becoming H6sb in April 1913, was known to have had a Slopeback Tender for some time. |
| 100 (Ren. WNY&P #6266 in 2/1909) | *Baldwin | 28730 | August 1906 | August 1947 | Leased to Western New York & Pennsylvania Railroad, Rebuilt with Superheater becoming H6sb in February 1918. |
| 1001 | *Baldwin | 28772 | August 1906 | April 1935 | Rebuilt with Superheater becoming H6sb in November 1914. |
| 1007 (Ren. #5012 in 4/1912) | *Baldwin | 25129 | February 1905 | Unknown | Built as H6a, Rebuilt into H6b in April 1912, Rebuilt with Superheater becoming H6sb in June 1917. |
| 1013 | *Baldwin | 28835 | August 1906 | October 1929 | |
| 3222 (Ren. #1016 in 3/1908) | *Baldwin | 32382 | December 1907 | November 1937 | Rebuilt with Superheater becoming H6sb in October 1915. |
| 3061 (Ren. #1036 in April 1906) | *Baldwin | 27847 | April 1906 | June 1947 | Rebuilt with Superheater becoming H6sb in October 1913. |
| 3062 (Ren. #1038 sometime in 1906) | *Baldwin | 27886 | April 1906 | September 1947 | Rebuilt with Superheater becoming H6sb in December 1913. |
| 3224 (Ren. #1041 in 3/1908) | *Baldwin | 32384 | December 1907 | August 1935 | Rebuilt with Superheater becoming H6sb in October 1914. |
| 3225 (Ren. #1043 in 3/1908) | *Baldwin | 32398 | December 1907 | August 1947 | Rebuilt with Superheater becoming H6sb in February 1916. |
| 3226 (Ren. #1062 in 3/1908) | *Baldwin | 32399 | December 1907 | December 1936 | Rebuilt with Superheater becoming H6sb in June 1916. |
| 3063 (Ren. #1070 sometime in 1906) | *Baldwin | 27887 | April 1906 | June 1947 | Rebuilt with Superheater becoming H6sb in December 1913. |
| 1077 | *Baldwin | 28836 | August 1906 | February 1934 | Rebuilt with Superheater becoming H6sb in November 1913. |
| 3229 (Ren. #1086 in 3/1908) | *Baldwin | 32431 | December 1907 | March 1948 | Rebuilt with Superheater becoming H6sb in March 1915. |
| 3064 (Re. #1114 sometime in 1906) | *Baldwin | 27888 | April 1906 | November 1946 | Rebuilt with Superheater becoming H6sb in June 1913. |
| 1134 (Ren. WNY&P #6202 in 2/1909) | *PRR Juniata | 1699 | June 1907 | October 1930 | Rebuilt with Superheater becoming H6sb in February 1914. |
| 1135 | *Baldwin | 28869 | August 1906 | February 1947 | Rebuilt with Superheater becoming H6sb in July 1912. |
| 1136 (Ren. WNY&P #6209 in 2/1909) | *PRR Juniata | 1706 | July 1907 | November 1938 | Leased to Western New York & Pennsylvania Railroad, Rebuilt with Superheater becoming H6sb in October 1924. |
| 1150 | *PRR Juniata | 1686 | June 1907 | February 1939 | Rebuilt with Superheater becoming H6sb in August 1916. |
| 1156 | *PRR Juniata | 1685 | May 1907 | June 1936 | Rebuilt with Superheater becoming H6sb in November 1915. |
| 1157 (Ren. WNY&P #6201 in 3/1909) | *Baldwin | 28726 | August 1906 | Sometime 1933 | Leased to Western New York & Pennsylvania Railroad, Rebuilt with Superheater becoming H6sb in July 1918. |
| 1204 | *Baldwin | 28870 | August 1906 | March 1930 | Rebuilt with Superheater becoming H6sb in January 1914. |
| 1216 (Ren. Northern Central Ry. #4122 in 2/1909) | *PRR Juniata | 1697 | June 1907 | March 1934 | Leased to Northern Central Railway, Rebuilt with Superheater becoming H6sb in February 1915. |
| 3233 (Ren. #1225 in 3/1908) | *Baldwin | 32461 | December 1907 | March 1948 | Rebuilt with Superheater becoming H6sb in February 1915. |
| 3235 (Ren. #1247 in 3/1908, Renumbered #6013 in 1916, Renumbered #3802 in 1/1921, Sold to LIRR as their #307) | *Baldwin | 32463 | December 1907 | Sometime 1935 | Rebuilt with Superheater becoming H6sb in July 1914, eventually Sold January 1923 to the Long Island Ry. |
| 1254 (Ren. WNY&P #6211 in 2/1909) | *PRR Juniata | 1707 | July 1907 | November 1932 | Leased to Western New York & Pennsylvania Railroad, Rebuilt with Superheater becoming H6sb in April 1918. |
| 1258 (Ren. Northern Central Ry. #4159 in 2/1909) | *Baldwin | 28837 | August 1906 | July 1947 | Leased to Northern Central Railway, Rebuilt with Superheater becoming H6sb in July 1919. |
| 1259 (Ren. WNY&P #6206 in 2/1909) | *PRR Juniata | 1700 | June 1907 | April 1948 | Leased to Western New York & Pennsylvania Railroad, Rebuilt with Superheater becoming H6sb in February 1919. |
| 1261 (Ren. Northern Central Ry. #4113 in 2/1909) | *Baldwin | 28727 | August 1906 | Sometime during the 1930's | Leased to Northern Central Railway, Rebuilt with Superheater becoming H6sb in March 1917. |
| 1403 | *Baldwin | 28770 | August 1906 | August 1947 | Rebuilt with Superheater becoming H6sb in October 1913. |
| 1404 (Ren. WJ&S #6014 in 6/1914) | *PRR Juniata | 1711 | July 1907 | March 1940 | Leased to West Jersey & Seashore Railroad, Rebuilt with Superheater becoming H6sb in December 1913. |
| 3065 (Ren. #1492 in late 1906) | *Baldwin | 27893 | April 1906 | January 1935 | |
| 154 | *Baldwin | 28773 | August 1906 | October 1933 | Rebuilt with Superheater becoming H6sb sometime in 1914. |
| 3095 (Ren. #158 around 1908) | *Baldwin | 32336 | December 1907 | November 1947 | Rebuilt with Superheater becoming H6sb in December 1915. |
| 1689, (Ren. LIRR #306 in 12/1922) | *Baldwin | 29140 | September 1906 | December 1948 | Sold to Long Island Ry. in December 1922, Rebuilt with Superheater becoming H6sb in December 1914. |
| 1701 | *Baldwin | 29154 | September 1906 | January 1933 | Rebuilt with Superheater becoming H6sb in February 1916. |
| 1724 | *Baldwin | 29223 | October 1906 | May 1937 | Rebuilt with Superheater becoming H6sb in October 1915. |
| 1745 | *PRR Juniata | 1688 | June 1907 | August 1936 | Rebuilt with Superheater becoming H6sb in July 1914. |
| Built as #7571, renumbered 7085 (Ren. GR&I #100 in 11/1913, Renumbered #17571 in 12/1915, Renumbered #7127 in 4/1917) | *ALCO-Pittsburgh | 41637 | 1907 | January 1936 | Sold to Grand Rapids and Indiana Railroad in November 1913, Rebuilt with Superheater becoming H6sb in March 1925. |
| Built as #7572, renumbered 7088 (Ren. GR&I #101 in 12/1913, Renumbered #17572 in 12/1915, Renumbered #7312 in 4/1917) | *ALCO-Pittsburgh | 41638 | 1907 | July 1949 | Sold to Grand Rapids and Indiana Railroad in November 1913, Rebuilt with Superheater becoming H6sb in March 1917. |
| Built as #7573, renumbered 7098 (Ren. GR&I #102 in 11/1913, Renumbered #17573 in 11/1915, Renumbered #7478 in 4/1917) | *ALCO-Pittsburgh | 41639 | 1907 | November 1948 | Sold to Grand Rapids and Indiana Railroad in November 1913, Rebuilt with Superheater becoming H6sb in May 1923. |
| Built as #7574, renumbered 7079 (Ren. GR&I #103 in 11/1913, Renumbered #17574 in 12/1915, Renumbered #7485 in 4/1917) | *ALCO-Pittsburgh | 41635 | 1907 | March 1947 | Sold to Grand Rapids and Indiana Railroad in November 1913, Rebuilt with Superheater becoming H6sb in March 1924. |
| Built as #7575, renumbered 7081 (Ren. GR&I #104 in 11/1913, Renumbered #17575 in 11/1915, Renumbered #7496 in 4/1917) | *ALCO-Pittsburgh | 41636 | 1907 | March 1931 | Sold to Grand Rapids and Indiana Railroad in November 1913. |
| 1760 | *Baldwin | 29224 | October 1906 | April 1949 | Rebuilt with Superheater becoming H6sb in September 1913. |
| 1764 | *Baldwin | 29153 | September 1906 | June 1937 | Rebuilt with Superheater becoming H6sb in February 1914. |
| 1779 | *Baldwin | 29222 | October 1906 | January 1947 | Rebuilt with Superheater becoming H6sb in January 1918. |
| 1780 (Ren. N&P.Belt. Ry. #42 in 3/1937) | *Baldwin | 29155 | September 1906 | Sometime 1949 | Sold to Norfolk & Portsmouth Belt Line Railway in March 1937, Rebuilt with Superheater becoming H6sb in April 1916. |
| 2090 (Ren. #5169 in 4/1912) | *Baldwin | 20398 | May 1902 | December 1934 | Built as H6a, Rebuilt into H6b in April 1912, Rebuilt with Superheater becoming H6sb in May 1917. |
| 2244 (Ren. #5161 in 1/1912) | *Baldwin | 21601 | February 1903 | November 1933 | Built as H6a, Rebuilt into H6b in January 1912, Rebuilt with Superheater becoming H6sb in October 1913. |
| 2277 (Ren. #5136 in 2/1912) | *Baldwin | 21771 | March 1903 | December 1934 | Built as H6a, Rebuilt into H6b in January 1912. |
| 3059 (Ren. #249 in 4/1906) | *Baldwin | 27845 | April 1906 | December 1934 | Rebuilt with Superheater becoming H6sb in September 1913. |
| 2559 | *Baldwin | 26981 | December 1905 | March 1927 | |
| 2560 | *Baldwin | 26982 | December 1905 | June 1930 | Rebuilt with Superheater becoming H6sb in July 1919. |
| 2588 | *Baldwin | 27040 | December 1905 | April 1930 | |
| 2592 | *Baldwin | 27075 | December 1905 | January 1927 | |
| 2691 (Ren. #5144 in 3/1912) | *Baldwin | 25964 | July 1905 | August 1934 | Built as H6a, Rebuilt into H6b in March 1912, Rebuilt with Superheater becoming H6sb in December 1913. |
| 2750 | *Baldwin | 25785 | May 1905 | August 1937 | Rebuilt with Superheater becoming H6sb in September 1916. |
| 2751 | *Baldwin | 25811 | June 1905 | September 1947 | Rebuilt with Superheater becoming H6sb in February 1914. |
| 2752 | *Baldwin | 25812 | June 1905 | August 1929 | |
| 2753 | *Baldwin | 25821 | June 1905 | Sometime during the 1930's | Rebuilt with Superheater becoming H6sb in August 1917. |
| 2754 (Ren. LIRR #308 in 1/1923) | *Baldwin | 25833 | June 1905 | February 1949 | Sold to Long Island Railroad in January 1923, Rebuilt with Superheater becoming H6sb in August 1918. |
| 2755 | *Baldwin | 25877 | June 1905 | Unknown | Rebuilt with Superheater becoming H6sb in July 1919. |
| 2756 | *Baldwin | 25878 | June 1905 | March 1929 | |
| 2757 (Ren. NYP&N Ry. #43 in 2/1917, Renumbered #16 in 6/1918, Renumbered to PRR #6516 in 8/1918) | *Baldwin | 25909 | June 1905 | September 1933 | Rebuilt with Superheater becoming H6sb in June 1913. |
| 2758 | *Baldwin | 25910 | June 1905 | November 1939 | Rebuilt with Superheater becoming H6sb in June 1913. |
| 279 (Ren. Northern Central Ry. #4155 in 2/1909) | *Baldwin | 28871 | August 1906 | Unknown | Rebuilt with Superheater becoming H6sb in July 1913. |
| 2811 (Ren. LIRR #313 in 1/1923) | *Baldwin | 26532 | October 1905 | December 1947 | Sold to Long Island Railroad in January 1923, Rebuilt with Superheater becoming H6sb in May 1918. |
| 2812 | *Baldwin | 26548 | October 1905 | December 1939 | Rebuilt with Superheater becoming H6sb in November 1917. |
| 2813 | *Baldwin | 26555 | October 1905 | May 1937 | Rebuilt with Superheater becoming H6sb in January 1914. |
| 2814 | *Baldwin | 26556 | October 1905 | August 1929 | |
| 2815 (Ren. Northern Central Ry. #4220 in 1/1911) | *Baldwin | 26568 | October 1905 | Unknown | Rebuilt with Superheater becoming H6sb in January 1919. |
| 2816 | *Baldwin | 26578 | October 1905 | March 1932 | Rebuilt with Superheater becoming H6sb in January 1914. |
| 2817 | *Baldwin | 26579 | October 1905 | January 1934 | Rebuilt with Superheater becoming H6sb in December 1915. |
| 2818 (Ren. PB&WRy. #5020 in 5/1910) | *Baldwin | 26583 | October 1905 | Unknown | Rebuilt with Superheater becoming H6sb in July 1919, Sold to South Manchuria, China in August 1939. |
| 2819 (Ren. PB&WRy. #5042 in 5/1910) | *Baldwin | 26584 | October 1905 | July 1936 | Rebuilt with Superheater becoming H6sb in November 1913. |
| 2820 | *Baldwin | 26594 | October 1905 | May 1929 | |
| 2821 (Ren. #6431 in 5/1908, Renumbered #3293 in 1/1910) | *Baldwin | 26595 | October 1905 | November 1939 | Rebuilt with Superheater becoming H6sb at an Unknown date. |
| 2822 | *Baldwin | 26599 | October 1905 | June 1936 | Rebuilt with Superheater becoming H6sb in May 1913. |
| 2823 | *Baldwin | 26600 | October 1905 | September 1948 | Rebuilt with Superheater becoming H6sb in January 1918. |
| 2824 (Ren. PB&WRy. #5327 in 1/1911) | *Baldwin | 26601 | October 1905 | August 1934 | Rebuilt with Superheater becoming H6sb in November 1914. |
| 2825 (Ren. Northern Central Ry. #4221 in 1/1911) | *Baldwin | 26612 | October 1905 | December 1947 | Rebuilt with Superheater becoming H6sb in August 1918. |
| 2826 (Ren. Northern Central Ry. #4222 in 1/1911) | *Baldwin | 26613 | October 1905 | December 1934 | Rebuilt with Superheater becoming H6sb in August 1917. |
| 2827 | *Baldwin | 26614 | October 1905 | Unknown | Rebuilt with Superheater becoming H6sb in September 1914. |
| 2828 | *Baldwin | 26620 | October 1905 | Unknown | Rebuilt with Superheater becoming H6sb in March 1913. |
| 2829 (Ren. PB&WRy. #5176 in 12/1910) or 5043 | *Baldwin | 26621 | October 1905 | February 1939 | Rebuilt with Superheater becoming H6sb in October 1913. |
| 2830 (Ren. LIRR #314 in 1/1923) | *Baldwin | 26622 | October 1905 | July 1949 | Sold to Long Island Railroad in January 1923, Rebuilt with Superheater becoming H6sb in July 1913. |
| 2831 | *Baldwin | 26711 | October 1905 | Unknown | Rebuilt with Superheater becoming H6sb in January 1917. |
| 2832 (Ren. PB&WRy. #5115 in 12/1910) | *Baldwin | 26722 | October 1905 | March 1935 | Rebuilt with Superheater becoming H6sb in December 1918. |
| 2833 (Ren. PB&WRy. #5103 in 12/1910) | *Baldwin | 26723 | October 1905 | July 1937 | Rebuilt with Superheater becoming H6sb in September 1919. |
| 2834 (Ren. Northern Central Ry. #4224 in 1/1911) possibly later to 4724 | *Baldwin | 26724 | October 1905 | March 1934 | Rebuilt with Superheater becoming H6sb in July 1918. |
| 2835 (Ren. WNY&P #6215 in 2/1911) | *Baldwin | 26725 | October 1905 | September 1938 | Rebuilt with Superheater becoming H6sb in October 1917. |
| 2836 | *Baldwin | 26726 | October 1905 | March 1949 | Rebuilt with Superheater becoming H6sb in April 1913. |
| 2837 | *Baldwin | 26727 | October 1905 | September 1937 | Rebuilt with Superheater becoming H6sb in December 1913. |
| 2838 | *Baldwin | 26728 | October 1905 | August 1930 | |
| 2839 (Ren. WNY&P #6303 in 2/1911) | *Baldwin | 26729 | October 1905 | Unknown | Rebuilt with Superheater becoming H6sb in June 1918. |
| 2840 | *Baldwin | 26730 | October 1905 | Unknown | Rebuilt with Superheater becoming H6sb in November 1915. |
| 2841 | *Baldwin | 26731 | October 1905 | Unknown | Rebuilt with Superheater becoming H6sb in June 1913, Sold to South Manchuria, China in August 1939. |
| 2842 (Ren. PB&W #5324 in 1/1911) | *Baldwin | 26735 | October 1905 | July 1939 | Rebuilt with Superheater becoming H6sb in February 1914. |
| 648 (Ren. #5213 in 1/1912) | *Baldwin | 22992 | October 1903 | October 1936 | Built as H6a, Rebuilt in January 1912 to H6b, Rebuilt with Superheater becoming H6sb in April 1917. |
| 2843 | *Baldwin | 26738 | October 1905 | December 1938 | Rebuilt with Superheater becoming H6sb in October 1917. |
| 2844 (Ren. PB&W #5043 in 12/1910) | *Baldwin | 26739 | October 1905 | June 1936 | Rebuilt with Superheater becoming H6sb in January 1914. |
| 2845 | *Baldwin | 26743 | November 1905 | March 1948 | Rebuilt with Superheater becoming H6sb in August 1913. |
| 2847 | *Baldwin | 26745 | November 1905 | May 1949 | Rebuilt with Superheater becoming H6sb in February 1915. |
| 2848 (Ren. PB&W #5105 in 12/1910) | *Baldwin | 26746 | November 1905 | January 1937 | Rebuilt with Superheater becoming H6sb in July 1914. |
| 2849 (Ren. WNY&P #6268 in 3/1911) | *Baldwin | 26747 | November 1905 | November 1935 | Rebuilt with Superheater becoming H6sb in August 1913. |
| 2850 | *Baldwin | 26748 | November 1905 | June 1947 | Rebuilt with Superheater becoming H6sb at an unknown date. |
| 2851 (Ren. #6440 in 5/1908, Renumbered #3294 in 6/1910, Renumbered NYP&N #3 in 5/1916, Sold back to PRR in 1918 as #6503) | *Baldwin | 26749 | November 1905 | July 1936 | Sold to New York, Philadelphia & Norfolk Ry. in May 1916 and was Resold back to PRR in 1918, Rebuilt with Superheater becoming H6sb in March 1915. |
| 2852 (Ren. PB&W #5325 in 1/1911) | *Baldwin | 26750 | November 1905 | October 1936 | Rebuilt with Superheater becoming H6sb in November 1913. |
| 2853 | *Baldwin | 26751 | November 1905 | July 1947 | Rebuilt with Superheater becoming H6sb in January 1918. |
| 2854 | *Baldwin | 26752 | November 1905 | Unknown | Rebuilt with Superheater becoming H6sb in July 1913, Sold to South Manchuria, China in August 1939. |
| 2855 | *Baldwin | 26753 | November 1905 | Sold to unknown Owner in October 1947. | Rebuilt with Superheater becoming H6sb in July 1917. |
| 2856 | *Baldwin | 26754 | November 1905 | April 1934 | Rebuilt with Superheater becoming H6sb in November 1913. |
| 2857 (Ren. PB&W #5095 in 5/1910) | *Baldwin | 26766 | November 1905 | September 1936 | Rebuilt with Superheater becoming H6sb in June 1923. |
| 2858 | *Baldwin | 26767 | November 1905 | February 1948 | Rebuilt with Superheater becoming H6sb in October 1916. |
| 2859 (Ren. PB&W #5326 in 1/1911) | *Baldwin | 26768 | November 1905 | September 1933 | Rebuilt with Superheater becoming H6sb in January 1914. |
| 2860 | *Baldwin | 26769 | November 1905 | September 1936 | Rebuilt with Superheater becoming H6sb in May 1919. |
| 2861 (Ren. WJ&S Ry. #6007 in 6/1917) | *Baldwin | 26770 | November 1905 | Sometime in 1950 | Rebuilt with Superheater becoming H6sb in May 1922. |
| 2861 (Ren. NYP&N #15 after 1913, Ren. PRR #6516 in 1918) | *Baldwin | 25908 | November 1905 | September 1933 | Rebuilt with Superheater becoming H6sb in March 1913, sold to New York, Philadelphia and Norfolk Ry. after 1913, resold back to PRR in 1918. |
| 2862 | *Baldwin | 26771 | November 1905 | June 1936 | Rebuilt with Superheater becoming H6sb in March 1913. |
| 2863 (Ren. WNY&P #6263 in 3/1911) | *Baldwin | 26772 | November 1905 | October 1946 | Rebuilt with Superheater becoming H6sb in July 1913. |
| 2864 | *Baldwin | 26773 | November 1905 | November 1938 | Rebuilt with Superheater becoming H6sb in November 1913. |
| 2865 (Ren. Northern Central Ry. #4121 in 12/1910) | *Baldwin | 26774 | November 1905 | February 1947 | Rebuilt with Superheater becoming H6sb in March 1919. |
| 2866 | *Baldwin | 26775 | November 1905 | January 1939 | Rebuilt with Superheater becoming H6sb in October 1913. |
| 2867 (Ren. PB&W #5328 in 1/1911) | *Baldwin | 26776 | November 1905 | June 1947 | Rebuilt with Superheater becoming H6sb in July 1914. |
| 2868 | *Baldwin | 26777 | November 1905 | February 1937 | Rebuilt with Superheater becoming H6sb in October 1914. |
| 2869 (Ren. PB&W #5032 in 12/1910, Renumbered N&P.Belt. Ry #43 in 11/1940) | *Baldwin | 26778 | November 1905 | Sometime in 1948. | Sold to Norfolk & Portsmouth Belt Line Railway in November 1940, Rebuilt with Superheater becoming H6sb in May 1914. |
| 2870 | *Baldwin | 26779 | November 1905 | September 1934 | Rebuilt with Superheater becoming H6sb in March 1913. |
| 2871 (Ren. WNY&P #6302 in 2/1911) | *Baldwin | 26780 | November 1905 | Unknown | Rebuilt with Superheater becoming H6sb in June 1918. |
| 2872 (Ren. PB&W #5114 in 5/1910) | *Baldwin | 26781 | November 1905 | July 1935 | Rebuilt with Superheater becoming H6sb in November 1913. |
| 2873 | *Baldwin | 26795 | November 1905 | March 1948 | Rebuilt with Superheater becoming H6sb in November 1916. |
| 2874 | *Baldwin | 26796 | November 1905 | February 1939 | Rebuilt with Superheater becoming H6sb in March 1917. |
| 2875 | *Baldwin | 26797 | November 1905 | December 1934 | Rebuilt with Superheater becoming H6sb in July 1917. |
| 2876 (Ren. WNY&P #6223 in 2/1911) | *Baldwin | 26798 | November 1905 | Unknown | Rebuilt with Superheater becoming H6sb in July 1919. |
| 2877 (Ren. WNY&P #6224 in 3/1911) | *Baldwin | 26799 | November 1905 | Unknown | Rebuilt with Superheater becoming H6sb in March 1928. |
| 2878 | *Baldwin | 26800 | November 1905 | September 1938 | Rebuilt with Superheater becoming H6sb in January 1918. |
| 2879 (Ren. WNY&P #6231 in 3/1911) | *Baldwin | 26801 | November 1905 | June 1939 | Rebuilt with Superheater becoming H6sb in March 1913. |
| 2880 | *Baldwin | 26802 | November 1905 | July 1947 | Rebuilt with Superheater becoming H6sb in May 1913. |
| 2881 | *Baldwin | 26803 | November 1905 | December 1939 | Rebuilt with Superheater becoming H6sb in March 1917. |
| 2882 | *Baldwin | 26804 | November 1905 | March 1934 | Rebuilt with Superheater becoming H6sb in March 1917. |
| 2883 | *Baldwin | 26805 | November 1905 | June 1947 | Rebuilt with Superheater becoming H6sb in December 1913. |
| 2884 | *Baldwin | 26806 | November 1905 | June 1948 | Rebuilt with Superheater becoming H6sb in October 1913. |
| 2885 (Ren. WNY&P #6294 in 2/1911) | *Baldwin | 26807 | November 1905 | February 1937 | Rebuilt with Superheater becoming H6sb in March 1914. |
| 2886 | *Baldwin | 26808 | November 1905 | March 1935 | Rebuilt with Superheater becoming H6sb in October 1913. |
| 2887 (Ren. Northern Central Ry. #4059 in 12/1910) | *Baldwin | 26809 | November 1905 | February 1935 | Rebuilt with Superheater becoming H6sb in October 1913. |
| 2888 | *Baldwin | 26810 | November 1905 | July 1936 | Rebuilt with Superheater becoming H6sb in December 1916. |
| 2889 | *Baldwin | 26811 | November 1905 | February 1933 | Rebuilt with Superheater becoming H6sb in February 1917. |
| 2890 | *Baldwin | 26812 | November 1905 | Sometime in 1940's | Rebuilt with Superheater becoming H6sb in March 1917. |
| 2891 | *Baldwin | 26813 | November 1905 | June 1948 | Rebuilt with Superheater becoming H6sb in August 1918. |
| 2892 | *Baldwin | 26814 | November 1905 | July 1936 | Rebuilt with Superheater becoming H6sb in September 1913. |
| 2893 | *Baldwin | 26815 | November 1905 | Possibly October 1946 (Not sure) | Rebuilt with Superheater becoming H6sb in February 1914. |
| 2894 | *Baldwin | 26816 | November 1905 | Unknown | Rebuilt with Superheater becoming H6sb in December 1913. |
| 2895 | *Baldwin | 26817 | November 1905 | Possibly June 1936 | Rebuilt with Superheater becoming H6sb in June 1914. |
| 2896 | *Baldwin | 26818 | November 1905 | December 1937 | Rebuilt with Superheater becoming H6sb in July 1916. |
| 2897 (Ren. Northern Central Ry. #4066 in 12/1910) | *Baldwin | 26819 | November 1905 | Unknown | Rebuilt with Superheater becoming H6sb in April 1915. |
| 2898 | *Baldwin | 26820 | November 1905 | April 1950 | Rebuilt with Superheater becoming H6sb in August 1914. |
| 2899 | *Baldwin | 26821 | November 1905 | Stored for years, cut up in February 1957. | Rebuilt with Superheater becoming H6sb in March 1914. |
| 2900 (Ren. Northern Central Ry. #4103 in 12/1910) | *Baldwin | 26822 | November 1905 | January 1939 | Rebuilt with Superheater becoming H6sb in June 1913. |
| 2901 | *Baldwin | 26858 | November 1905 | September 1936 | Rebuilt with Superheater becoming H6sb in June 1913. |
| 2902 | *Baldwin | 26859 | November 1905 | December 1939 | Rebuilt with Superheater becoming H6sb in March 1913. |
| 2903 (Ren. #6467 in 5/1908, renumbered #3302 in 6/1910) | *Baldwin | 26860 | November 1905 | July 1947 | (Allegheny Valley Ry.) Rebuilt with Superheater becoming H6sb in March 1915. |
| 2904 (Ren. LIRR #304 in 1922) | *Baldwin | 26861 | November 1905 | By 1932 | Sold in 1922 to the Long Island Railroad, rebuilt with Superheater becoming H6sb in August 1913. |
| 2905 (Ren. #6468 in 5/1908, renumbered #3303 in 6/1910) | *Baldwin | 26862 | November 1905 | January 1939 | (Allegheny Valley Ry.) Rebuilt with Superheater becoming H6sb in November 1913. |
| 2906 | *Baldwin | 26863 | November 1905 | January 1947 | Rebuilt with Superheater becoming H6sb in August 1917. |
| 2907 | *Baldwin | 26875 | November 1905 | June 1934 | Rebuilt with Superheater becoming H6sb in January 1914. |
| 2908 | *Baldwin | 26876 | November 1905 | January 1940 | Rebuilt with Superheater becoming H6sb in July 1913. |
| 2909 (Ren. Northern Central Ry. #4109 in 12/1910) | *Baldwin | 26877 | November 1905 | September 1946 | Rebuilt with Superheater becoming H6sb in March 1917. |
| 2910 | *Baldwin | 26878 | November 1905 | Unknown | Rebuilt with Superheater becoming H6sb in October 1916. |
| 2911 (Ren. NYP&N #14 in 5/1916, Ren. PRR #6514 in 1918) | *Baldwin | 26879 | November 1905 | October 1928 | Rebuilt with Superheater becoming H6sb in June 1915, sold to New York, Philadelphia and Norfolk Ry. in May 1916, resold back to PRR in 1918. |
| 2912 | *Baldwin | 26880 | November 1905 | July 1946 | Rebuilt with Superheater becoming H6sb in July 1918. |
| 2913 | *Baldwin | 26881 | November 1905 | May 1937 | Rebuilt with Superheater becoming H6sb in March 1915. |
| 2914 | *Baldwin | 26882 | November 1905 | January 1936 | Rebuilt with Superheater becoming H6sb in December 1917. |
| 2915 | *Baldwin | 26883 | November 1905 | August 1947 | Rebuilt with Superheater becoming H6sb in October 1918. |
| 2916 (Ren. Northern Central Ry. #4115 in 1/1911) | *Baldwin | 26884 | November 1905 | Unknown | Rebuilt with Superheater becoming H6sb in March 1914. |
| 2917 (Ren. WJ&S #6036 in 4/1913) | *Baldwin | 26885 | November 1905 | April 1938 | Was on Pennsylvania, Reading and Seashore Lines, Rebuilt with Superheater becoming H6sb in March 1914. |
| 2918 | *Baldwin | 26886 | November 1905 | December 1939 | Rebuilt with Superheater becoming H6sb in April 1918. |
| 2919 | *Baldwin | 26887 | November 1905 | October 1935 | Rebuilt with Superheater becoming H6sb in June 1914. |
| 2920 (Ren. LIRR #301 in 1922) | *Baldwin | 26888 | November 1905 | March 1949 | Sold in 1922 to the Long Island Railroad, rebuilt with Superheater becoming H6sb in May 1919. |
| 2921 | *Baldwin | 27104 | December 1905 | March 1933 | Rebuilt with Superheater becoming H6sb in March 1919. |
| 2922 | *Baldwin | 27121 | December 1905 | August 1947 | Rebuilt with Superheater becoming H6sb in June 1913. |
| 2923 | *Baldwin | 27122 | December 1905 | December 1937 | Rebuilt with Superheater becoming H6sb in October 1913. |
| 2924 | *Baldwin | 27123 | December 1905 | January 1946 | Rebuilt with Superheater becoming H6sb at an unknown date. |
| 2925 | *Baldwin | 27124 | December 1905 | August 1947 | Rebuilt with Superheater becoming H6sb in September 1917. |
| 2926 | *Baldwin | 27125 | December 1905 | Unknown | Rebuilt with Superheater becoming H6sb in March 1919, Sold to South Manchuria, China in August 1939. |
| 2927 | *Baldwin | 27126 | December 1905 | May 1930 | |
| 2928 | *Baldwin | 27127 | December 1905 | April 1930 | |
| 2929 | *Baldwin | 27128 | December 1905 | Unknown | Rebuilt with Superheater becoming H6sb in July 1913. |
| 2930 | *Baldwin | 27137 | December 1905 | January 1947 | Rebuilt with Superheater becoming H6sb in June 1913. |
| 2931 | *Baldwin | 27138 | December 1905 | January 1940 | Rebuilt with Superheater becoming H6sb in July 1913. |
| 2932 | *Baldwin | 27139 | December 1905 | March 1937 | Rebuilt with Superheater becoming H6sb in June 1913. |
| 2933 | *Baldwin | 27140 | December 1905 | June 1947 | Rebuilt with Superheater becoming H6sb in October 1925. |
| 2934 | *Baldwin | 27141 | December 1905 | November 1947 | Rebuilt with Superheater becoming H6sb in July 1913. |
| 2935 | *Baldwin | 27168 | December 1905 | March 1929 | |
| 2936 | *Baldwin | 27186 | January 1906 | August 1948 | Rebuilt with Superheater becoming H6sb in August 1914. |
| 2937 (Ren. NYP&N #44 in 2/1917, renumbered #9 at unknown date, renumbered PRR #6509 in 1918) | *Baldwin | 27187 | January 1906 | July 1936 | Rebuilt with Superheater becoming H6sb in August 1913, sold to New York, Philadelphia and Norfolk Ry. in February 1917, resold back to PRR in 1918. |
| 2938 | *Baldwin | 27192 | January 1906 | August 1935 | Rebuilt with Superheater becoming H6sb in November 1913. |
| 2939 | *Baldwin | 27193 | January 1906 | August 1933 | Rebuilt with Superheater becoming H6sb in February 1913. |
| 2940 | *Baldwin | 27209 | January 1906 | February 1939 | Rebuilt with Superheater becoming H6sb in August 1919. |
| 2941 | *Baldwin | 27210 | January 1906 | Stored for years, cut up in April 1957. | Rebuilt with Superheater becoming H6sb in March 1913. |
| 2942 | *Baldwin | 27211 | January 1906 | December 1939 | Rebuilt with Superheater becoming H6sb in May 1915. |
| 2943 (Ren. WJ&S #6016 in 6/1917) | *Baldwin | 27233 | January 1906 | December 1949? | Possibly never Rebuilt. |
| 2944 | *Baldwin | 27234 | January 1906 | August 1949 | Rebuilt with Superheater becoming H6sb in January 1919. |
| 2945 (Ren. #2948 in 1/1911) | *Baldwin | 27235 | January 1906 | May 1948 | Rebuilt with Superheater becoming HH6sb in December 1916, may have at some point bared the number #4223?) |
| 2946 | *Baldwin | 27276 | January 1906 | August 1947 | Rebuilt with Superheater becoming H6sb in April 1917. |
| 2947 (Ren. NYP&N #45 in 5/1910) | *Baldwin | 27277 | January 1906 | Unknown | Unknown Fate?? |
| 2948 (Ren. Possibly #4223?) | *Baldwin | 27298 | January 1906 | ||
| 2949 | *Baldwin | 27299 | January 1906 | December 1929 | Rebuilt with Superheater becoming H6sb in December 1913. |
| 2950 | *Baldwin | 27313 | January 1906 | Sometime in the 1940's. | Rebuilt with Superheater becoming H6sb in March 1914. |
| 2951 | *Baldwin | 27328 | January 1906 | March 1946 | Rebuilt with Superheater becoming H6sb in April 1919. |
| 2952 | *Baldwin | 27329 | January 1906 | April 1935 | Rebuilt with Superheater becoming H6sb in December 1913. |
| 2953 | *Baldwin | 27348 | January 1906 | March 1948 | Rebuilt with Superheater becoming H6sb in June 1918. |
| 2954 | *Baldwin | 27349 | January 1906 | Sometime in the 1940's. | Rebuilt with Superheater becoming H6sb in October 1916. |
| 2955 | *Baldwin | 27350 | January 1906 | March 1946 | Rebuilt with Superheater becoming H6sb in October 1916. |
| 2956 | *Baldwin | 27363 | January 1906 | Sometime in the 1940's. | Rebuilt with Superheater becoming H6sb in December 1914. |
| 2957 | *Baldwin | 27364 | January 1906 | April 1932 | Rebuilt with Superheater becoming H6sb in July 1918. |
| 2958 | *Baldwin | 27365 | January 1906 | October 1929 | |
| 2959 | *Baldwin | 27396 | January 1906 | December 1946 | Rebuilt with Superheater becoming H6sb in October 1913. |
| 2960 | *Baldwin | 27397 | January 1906 | April 1929 | |
| 2961 | *Baldwin | 27405 | January 1906 | September 1936 | Rebuilt with Superheater becoming H6sb in February 1926. |
| 2962 | *Baldwin | 27406 | January 1906 | December 1939 | Rebuilt with Superheater becoming H6sb in February 1914. |
| 2963 (Ren. WJ&S #6029 in 6/1917) | *Baldwin | 27407 | January 1906 | November 1928 | |
| 2964 | *Baldwin | 27408 | January 1906 | February 1948 | Rebuilt with Superheater becoming H6sb in April 1918. |
| 2965 | *Baldwin | 27435 | February 1906 | July 1932 | Rebuilt with Superheater becoming H6sb in August 1913. |
| 2966 (Ren. NY&P&N #1 in 3/1915, Renumbered PRR #6501 in 1918, Renumbered N&P.Belt. Ry. #40 in 8/1929) | *Baldwin | 27436 | February 1906 | Sometime in 1950. | Sold to Norfolk & Portsmouth Belt Line Railway in March 1915, Rebuilt with Superheater becoming H6sb in February 1916 or March 1915, sold back to the PRR in 1918. |
| 2967 | *Baldwin | 27437 | February 1906 | August 1929 | |
| 2968 | *Baldwin | 27438 | February 1906 | September 1946 | Rebuilt with Superheater becoming H6sb in December 1913. |
| 2969 | *Baldwin | 27439 | February 1906 | August 1932 | |
| 2970 | *Baldwin | 27468 | February 1906 | Possibly January 1940 | Rebuilt with Superheater becoming H6sb in November 1913, rebuilt in May 1922 with 195 Lbs. Boiler Pressure with Widened cylinders. |
| 3018 (Ren. #6488 in 3/1907, renumbered #3306 in 6/1910, renumbered #6257 in late 1910) | *Baldwin | 27469? | February 1906 | Unknown | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in August 1922. |
| 3018 | *Baldwin | 29239 | October 1906 | September 1947 | Rebuilt with Superheater becoming H6sb in December 1922. |
| 3019 (Ren. #6489 in 3/1907, renumbered #3307 in 6/1910, | *Baldwin | 27470 | February 1906 | April 1935 | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in August 1922. |
| 3020 (Ren. #6490 in 3/1907, renumbered #3308 in 6/1910) | *Baldwin | 27471 | February 1906 | Unknown | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in September 1914, Sold to South Manchuria, China in August 1939 possibly. |
| 3021 (Ren. #6491 in 3/1907, renumbered #3309 in 6/1910) | *Baldwin | 27472 | February 1906 | April 1934 | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in September 1913. |
| 3022 (Ren. #6492 in 3/1907, renumbered #3310 in 6/1910) | *Baldwin | 27473 | February 1906 | August 1947 | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in December 1913. |
| 6281 (Ren. #3022 in 3/1907) | *Baldwin | 29332 | October 1906 | February 1949 | Rebuilt with Superheater becoming H6sb in December 1918. |
| 3023 | *Baldwin | 27499 | February 1906 | April 1930 | |
| 3024 | *Baldwin | 27500 | February 1906 | November 1939 | Rebuilt with Superheater becoming H6sb in June 1924. |
| 3025 | *Baldwin | 27501 | February 1906 | November 1929 | Rebuilt with Superheater becoming H6sb in September 1918. |
| 3026 | *Baldwin | 27520 | February 1906 | August 1947 | Rebuilt with Superheater becoming H6sb in January 1916. |
| 3027 | *Baldwin | 27521 | February 1906 | December 1946 | Rebuilt with Superheater becoming H6sb in October 1917. |
| 3028 | *Baldwin | 27566 | February 1906 | May 1949 | Rebuilt with Superheater becoming H6sb in August 1913. |
| 3029 | *Baldwin | 27567 | February 1906 | April 1949 | Rebuilt with Superheater becoming H6sb in September 1914. |
| 303 (Ren. Northern Central Ry. #4102 in 2/1909) | *Baldwin | 28881 | August 1906 | July 1936 | |
| 3030 | *Baldwin | 27577 | February 1906 | Unknown | Rebuilt with Superheater becoming H6sb in September 1913, Sold to South Manchuria, China in August 1939. |
| 3031 | *Baldwin | 27578 | February 1906 | December 1938 | Rebuilt with Superheater becoming H6sb in November 1913. |
| 3032 | *Baldwin | 27579 | February 1906 | June 1948 | Rebuilt with Superheater becoming H6sb in July 1913. |
| 3033 | *Baldwin | 27580 | February 1906 | September 1936 | Rebuilt with Superheater becoming H6sb in October 1915. |
| 3034 | *Baldwin | 27590 | February 1906 | March 1934 | Rebuilt with Superheater becoming H6sb in April 1916. |
| 3035 | *Baldwin | 27591 | February 1906 | February 1937 | Rebuilt with Superheater becoming H6sb in January 1914. |
| 3036 | *Baldwin | 27603 | February 1906 | June 1938 | Rebuilt with Superheater becoming H6sb in June 1919. |
| 3037 | *Baldwin | 27621 | February 1906 | December 1939 | Rebuilt with Superheater becoming H6sb in January 1914. |
| 3038 | *Baldwin | 27630 | March 1906 | May 1947 | Rebuilt with Superheater becoming H6sb in June 1919. |
| 3039 (Ren. Northern Central Ry. #4123 in 12/1910) | *Baldwin | 27631 | March 1906 | August 1936 | Rebuilt with Superheater becoming H6sb in September 1916. |
| 3040 | *Baldwin | 27641 | March 1906 | November 1938 | Rebuilt with Superheater becoming H6sb in October 1918. |
| 3041 | *Baldwin | 27642 | March 1906 | April 1947 | Rebuilt with Superheater becoming H6sb in October 1914. |
| 3042 | *Baldwin | 27655 | March 1906 | November 1947 | Rebuilt with Superheater becoming H6sb in August 1913. |
| 3043 | *Baldwin | 27656 | March 1906 | December 1934 | Rebuilt with Superheater becoming H6sb in October 1913. |
| 3044 | *Baldwin | 27657 | March 1906 | February 1936 | Rebuilt with Superheater becoming H6sb in November 1913. |
| 3045 | *Baldwin | 27670 | March 1906 | January 1939 | Rebuilt with Superheater becoming H6sb in June 1916. |
| 3046 | *Baldwin | 27679 | March 1906 | June 1935 | Rebuilt with Superheater becoming H6sb in December 1914. |
| 3047 | *Baldwin | 27680 | March 1906 | November 1936 | Rebuilt with Superheater becoming H6sb in October 1914. |
| 3048 | *Baldwin | 27700 | March 1906 | December 1936 | Rebuilt with Superheater becoming H6sb in February 1919. |
| 3049 | *Baldwin | 27708 | March 1906 | July 1932 | Rebuilt with Superheater becoming H6sb in May 1918. |
| 3050 | *Baldwin | 27709 | March 1906 | Unknown | Rebuilt with Superheater becoming H6sb in November 1917. |
| 3051 | *Baldwin | 27725 | March 1906 | May 1935 | Rebuilt with Superheater becoming H6sb in January 1914. |
| 3052 | *Baldwin | 27736 | March 1906 | May 1949 | Rebuilt with Superheater becoming H6sb in January 1918. |
| 3053 (Ren. WNY&P #15 in 4/1916, renumbered #6515 in 1918) | *Baldwin | 27737 | March 1906 | April 1927 | Rebuilt with Superheater becoming H6sb in September 1915. |
| 3054 | *Baldwin | 27765 | March 1906 | February 1934 | Rebuilt with Superheater becoming H6sb in April 1925. |
| 3055 | *Baldwin | 27779 | March 1906 | November 1947 | Rebuilt with Superheater becoming H6sb in September 1916. |
| 3056 | *Baldwin | 27810 | March 1906 | October 1932 | Rebuilt with Superheater becoming H6sb in January 1925. |
| 3057 | *Baldwin | 27825 | March 1906 | October 1947 | Rebuilt with Superheater becoming H6sb in December 1918. |
| 3058 | *Baldwin | 28572 | July 1906 | Unknown | Rebuilt with Superheater becoming H6sb in October 1914. |
| 3059 (Ren. #249 in 4/1906) | *Baldwin | 27845 | April 1906 | December 1934 | Rebuilt with Superheater becoming H6sb in September 1913. |
| 3059 | *Baldwin | 28582 | July 1906 | Unknown | Rebuilt with Superheater becoming H6sb in November 1914. |
| 3060 (Ren. #680 in 4/1906) | *Baldwin | 27846 | April 1906 | April 1948 | Rebuilt with Superheater becoming H6sb in July 1914. |
| 3060 | *Baldwin | 28583 | July 1906 | October 1936 | Rebuilt with Superheater becoming H6sb in March 1913. |
| 3061 (Ren. #1036 in 4/1906) | *Baldwin | 27847 | April 1906 | June 1947 | Rebuilt with Superheater becoming H6sb in October 1913. |
| 3061 | *Baldwin | 28584 | July 1906 | Possibly January 1951. | Rebuilt with Superheater becoming H6sb in February 1915. |
| 3062 (Ren. #1038 sometime in 1906) | *Baldwin | 27886 | April 1906 | September 1947 | Rebuilt with Superheater becoming H6sb in December 1913. |
| 3062 (Ren. LIRR #307 sometime in 1935) | *Baldwin | 28588 | July 1906 | Unknown? | Sold to Long Island Ry. in 1935, rebuilt with Superheater becoming H6sb possibly in August 1914. |
| 3063 (Ren. #1070 sometime in 1906) | *Baldwin | 27887 | April 1906 | June 1947 | Rebuilt with Superheater becoming H6sb in December 1913. |
| 3063 | *Baldwin | 28619 | July 1906 | August 1946 | Rebuilt with Superheater becoming H6sb in February 1925. |
| 3064 (Ren. #1114 sometime in 1906) | *Baldwin | 27888 | April 1906 | November 1946 | Rebuilt with Superheater becoming H6sb in June 1913. |
| 3064 (Ren. LIRR #309 in 1/1923) | *Baldwin | 28620 | July 1906 | Unknown? | Sold to Long Island Ry. in January 1923, rebuilt with Superheater becoming H6sb in August 1913. |
| 3065 (Ren. #1492 sometime in 1906) | *Baldwin | 27893 | April 1906 | January 1935 | |
| 3065 | *Baldwin | 28621 | July 1906 | February 1934 | Rebuilt with Superheater becoming H6sb in November 1913. |
| 3066 | *Baldwin | 27894 | April 1906 | November 1947 | Rebuilt with Superheater becoming H6sb in October 1913. |
| 3067 | *Baldwin | 27901 | April 1906 | April 1930 | Rebuilt with Superheater becoming H6sb in August 1918. |
| 3068 | *Baldwin | 27902 | April 1906 | March 1937 | Rebuilt with Superheater becoming H6sb in May 1914. |
| 3069 | *Baldwin | 27903 | April 1906 | December 1938 | Rebuilt with Superheater becoming H6sb in August 1913. |
| 307 | *Baldwin | 28925 | September 1906 | December 1936 | Rebuilt with Superheater becoming H6sb in December 1913. |
| 3070 | *Baldwin | 27904 | April 1906 | May 1949 | Rebuilt with Superheater becoming H6sb in December 1913. |
| 3071 | *Baldwin | 27905 | April 1906 | September 1936 | Rebuilt with Superheater becoming H6sb in December 1913. |
| 3072 | *Baldwin | 27937 | April 1906 | Possibly August 1933. | Rebuilt with Superheater becoming H6sb in February 1918. |
| 3073 | *Baldwin | 27938 | April 1906 | Sometime in late 1920's. | |
| 3074 | *Baldwin | 27969 | April 1906 | Unknown | Rebuilt with Superheater becoming H6sb in March 1919, Sold to South Manchuria, China in August 1939. |
| 3075 | *Baldwin | 27970 | April 1906 | September 1933 | Rebuilt with Superheater becoming H6sb in November 1913. |
| 3076 (Ren, NYP&N #45 in 3/1917, renumbered #10 in 1918, renumbered PRR #6510 in late 1918.) | *Baldwin | 27971 | April 1906 | April 1937 | Rebuilt with Superheater becoming H6sb in February 1915, sold to New York, Philadelphia and Norfolk Ry. in March 1917, resold back to PRR in 1918. |
| 3077 | *Baldwin | 27972 | April 1906 | Sometime in the 1940's | Rebuilt with Superheater becoming H6sb in July 1913. |
| 3078 (Ren. WJ&S #6071 in 6/1917) | *Baldwin | 27992 | April 1906 | January 1940 | Rebuilt with Superheater becoming H6sb at an unknown date. |
| 3079 (Ren. NYP&N #12 in 3/1915, renumbered PRR #6512 sometime in 1918) | *Baldwin | 28017 | April 1906 | October 1936 | Rebuilt by the NYP&N Ry. with Superheater becoming H6sb in April 1916. |
| 3080 | *Baldwin | 28018 | April 1906 | September 1938 | Rebuilt with Superheater becoming H6sb in January 1919. |
| 3081 | *Baldwin | 28026 | April 1906 | February 1929 | |
| 3082 | *Baldwin | 28027 | April 1906 | September 1947 | Rebuilt with Superheater becoming H6sb in August 1918. |
| 3083 | *Baldwin | 28040 | April 1906 | Sometime in the 1940's. | Rebuilt with Superheater becoming H6sb in June 1913. |
| 3084 | *Baldwin | 28062 | May 1906 | December 1938 | Rebuilt with Superheater becoming H6sb in December 1913. |
| 3085 | *Baldwin | 28063 | May 1906 | Sometime in the 1940's. | Rebuilt with Superheater becoming H6sb possibly in July 1918. |
| 3086 | *Baldwin | 28064 | May 1906 | December 1938 | Rebuilt with Superheater becoming H6sb possibly in June 1914. |
| 3087 | *Baldwin | 28065 | May 1906 | May 1929 | Rebuilt with Superheater becoming H6sb possibly in July 1916. |
| 3088 | *Baldwin | 28066 | May 1906 | February 1949 | Rebuilt with Superheater becoming H6sb possibly in April 1919. |
| 3089 (Ren. NYP&N #2 in 4/1916, renumbered PRR #6502 sometime in 1918) | *Baldwin | 28077 | May 1906 | June 1936 | Rebuilt with Superheater becoming H6sb in June 1915, sold to New York, Philadelphia and Norfolk Ry. in April 1916, resold back to PRR in 1918. |
| 3090 | *Baldwin | 28091 | May 1906 | November 1947 | Rebuilt with Superheater becoming H6sb possibly in February 1914. |
| 3091 (Ren. #6493 in 3/1907, renumbered #3311 in 7/1910) | *Baldwin | 28113 | May 1906 | March 1935 | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in December 1922. |
| 3092 (Ren. #6494 in 3/1907, renumbered #3312 in 7/1910) | *Baldwin | 28122 | May 1906 | May 1946 | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in August 1915. |
| 3092 | *Baldwin | 29496 | November 1906 | Unknown | |
| 3093 (Ren. #6495 in 3/1907, renumbered #3313 in 7/1910) | *Baldwin | 28123 | May 1906 | April 1948 | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in December 1918. |
| 3094 (Ren. #6496 in 3/1907, renumbered #3314 in 7/1910) | *Baldwin | 28135 | May 1906 | July 1935 | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in August 1922. |
| 3094 (Ren. #6429 in 4/1908, renumbered #3292 in 6/1910) | *Baldwin | 32335 | December 1907 | July 1936 | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in January 1915. |
| 3095 (Ren. #6497 in 3/1907, renumbered #3315 in 7/1910) | *Baldwin | 28145 | May 1906 | January 1929 | Used on Allegheny Valley Ry. briefly. |
| 3085 (Ren. #158 sometime before 7/1910) | *Baldwin | 32336 | December 1907 | November 1947 | Rebuilt with Superheater becoming H6sb possibly in December 1915. |
| 3096 (Ren. #6498 in 3/1907, renumbered #3316 in 7/1910) | *Baldwin | 28168 | May 1906 | April 1946 | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in August 1922. |
| 3096 (Ren. #6463 in 4/1908, renumbered #3311 in 7/1910)? | *Baldwin | Possibly 1906? | March 1935 | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in December 1922. Different serial?? | |
| 3096 (Ren. #6463 in 4/1908, renumbered #3298 in 7/1910) | *Baldwin | 32337 | December 1907 | September 1947 | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in January 1916. |
| 3097 (Ren. #6499 in 3/1907, renumbered #3317 in 7/1910) | *Baldwin | 28171 | May 1906 | Possibly January 1931. | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in September 1913. |
| 3097 (Ren. #6464 in 4/1908, renumbered #3299 in 7/1910) | *Baldwin | 32338 | December 1907 | October 1935 | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in May 1914. |
| 3098 (Ren. #6500 in 3/1907, renumbered #3318 in 7/1910) | *Baldwin | 28172 | May 1906 | May 1935 | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in May 1913. |
| 3098 (Ren. #6466 in 5/1908, renumbered #3301 in 7/1910) | *Baldwin | 32339 | December 1907 | July 1947 | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in November 1915. |
| 3099 (Ren. #6501 in 3/1907, renumbered #3319 in 7/1910) | *Baldwin | 28173 | May 1906 | September 1934 | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in November 1923. |
| 3099 (Ren. #417 in 3/1908) | *Baldwin | 32356 | December 1907 | June 1947 | Rebuilt with Superheater becoming H6sb in August 1915. |
| 3100 | *Baldwin | 28174 | May 1906 | November 1939 | Rebuilt with Superheater becoming H6sb in December 1917. |
| 3101 | *Baldwin | 28175 | May 1906 | June 1948 | Rebuilt with Superheater becoming H6sb in September 1918. |
| 3102 | *Baldwin | 28201 | May 1906 | December 1938 | Rebuilt with Superheater becoming H6sb in January 1918. |
| 3103 | *Baldwin | 28204 | May 1906 | June 1948 | Rebuilt with Superheater becoming H6sb in August 1917. |
| 3104 | *Baldwin | 28205 | May 1906 | June 1936 | Rebuilt with Superheater becoming H6sb in October 1917. |
| 3105 | *Baldwin | 28234 | May 1906 | August 1947 | Rebuilt with Superheater becoming H6sb in October 1917. |
| 3106 | *Baldwin | 28244 | May 1906 | April 1930 | Rebuilt with Superheater becoming H6sb in October 1918. |
| 3107 | *Baldwin | 28245 | May 1906 | September 1947 | Rebuilt with Superheater becoming H6sb in May 1918. |
| 3108 (Ren. LIRR #303 in 12/1922) | *Baldwin | 28283 | June 1906 | March 1949 | Sold to Long Island Ry. in December 1922, rebuilt with Superheater becoming H6sb in December 1914. |
| 3109 (Ren. LIRR #305 in 12/1922) | *Baldwin | 28284 | June 1906 | February 1949 | Sold to Long Island Ry. in December 1922, rebuilt with Superheater becoming H6sb in April 1916. |
| 3110 | *Baldwin | 28285 | June 1906 | Unknown | Rebuilt with Superheater becoming H6sb in August 1914. |
| 3111 | *Baldwin | 28286 | June 1906 | April 1934 | Rebuilt with Superheater becoming H6sb in February 1915. |
| 3112 | *Baldwin | 28287 | June 1906 | November 1937 | Rebuilt with Superheater becoming H6sb in May 1916. |
| 3113 (Ren. #689 in 3/1908) | *Baldwin | 32374 | December 1907 | June 1947 | Rebuilt with Superheater becoming H6sb in February 1923. |
| 3114 | *Baldwin | 29069 | September 1906 | May 1936 | Rebuilt with Superheater becoming H6sb in May 1914. |
| 3115 | *Baldwin | 29070 | September 1906 | July 1936 | Rebuilt with Superheater becoming H6sb in December 1913. |
| 3116 | *Baldwin | 29084 | September 1906 | July 1947 | Rebuilt with Superheater becoming H6sb in April 1915. |
| 3117 (Ren. LIRR #302 in 12/1922) | *Baldwin | 29085 | September 1906 | December 1947 | Sold to Long Island Ry. in December 1922, rebuilt with Superheater becoming H6sb in August 1915. |
| 3118 | *Baldwin | 29086 | September 1906 | January 1939 | Rebuilt with Superheater becoming H6sb in November 1915. |
| 3119 | *Baldwin | 29090 | September 1906 | June 1947 | Rebuilt with Superheater becoming H6sb in June 1923. |
| 3120 | *Baldwin | 29091 | September 1906 | May 1948 | Rebuilt with Superheater becoming H6sb in June 1918. |
| 3121 | *Baldwin | 29107 | September 1906 | January 1939 | Rebuilt with Superheater becoming H6sb in May 1914. |
| 3122 | *Baldwin | 29126 | September 1906 | May 1932 | Rebuilt with Superheater becoming H6sb in August 1915. |
| 3123 | *Baldwin | 29127 | September 1906 | Unknown | Rebuilt with Superheater becoming H6sb in June 1916, Sold to South Manchuria, China in August 1939. |
| 3124 | *Baldwin | 29128 | September 1906 | Unknown | Rebuilt with Superheater becoming H6sb in December 1915, Sold to South Manchuria, China in August 1939. |
| 3173 | *Baldwin | 29068 | September 1906 | Possibly 1935. | Rebuilt with Superheater becoming H6sb in November 1915. |
| 319 (Ren. Northern Central Ry. #4142 in 1/1911) | *Baldwin | 28882 | August 1906 | Unknown | Rebuilt with Superheater becoming H6sb in April 1915. |
| 3218 (Ren. #701 in 3/1908) | *Baldwin | 32375 | December 1907 | July 1947 | Rebuilt with Superheater becoming H6sb in May 1916. |
| 3219 (Ren. #728 in 3/1908) | *Baldwin | 32376 | December 1907 | January 1940 | Rebuilt with Superheater becoming H6sb in October 1915. |
| 3220 (Ren. #747 in 3/1908) | *Baldwin | 32380 | December 1907 | February 1934 | Rebuilt with Superheater becoming H6sb in May 1913. |
| 3221 (Ren. #6469 in 4/1908, renumbered #3304 in 7/1910) | *Baldwin | 32381 | December 1907 | May 1947 | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in April 1914. |
| 3222 (Ren. #1016 in 3/1908) | *Baldwin | 32382 | December 1907 | November 1937 | Rebuilt with Superheater becoming H6sb in October 1915. |
| 3223 (Ren. WNY&P #6228 in 3/1908) | *Baldwin | 32383 | December 1907 | September 1937 | Rebuilt with Superheater becoming H6sb in January 1914. |
| 3224 (Ren. #1041 in 3/1908) | *Baldwin | 32384 | December 1907 | August 1935 | Rebuilt with Superheater becoming H6sb in October 1914. |
| 3225 (Ren. #1043 in 3/1908) | *Baldwin | 32398 | December 1907 | August 1947 | Rebuilt with Superheater becoming H6sb in February 1916. |
| 3226 (Ren. #1062 in 3/1908) | *Baldwin | 32399 | December 1907 | December 1936 | Rebuilt with Superheater becoming H6sb in June 1916. |
| 3227 (Ren. #4140 in 3/1908) | *Baldwin | 32400 | December 1907 | March 1937 | Rebuilt with Superheater becoming H6sb in October 1914. |
| 3228 (Ren. #6247 in 3/1908) | *Baldwin | 32417 | December 1907 | Unknown | Rebuilt with Superheater becoming H6sb in June 1919. |
| 3229 (Ren, #1086 in 3/1908) | *Baldwin | 32431 | December 1907 | March 1948 | Rebuilt with Superheater becoming H6sb in March 1915. |
| 3230 (Ren. WNY&P #6257 in 3/1908, renumbered #3306 in 7/1910) | *Baldwin | 32432 | December 1907 | January 1947 | Rebuilt with Superheater becoming H6sb in October 1913. |
| 3231 (Ren. WNY&P #6260 in 3/1908) | *Baldwin | 32433 | December 1907 | February 1946 | Rebuilt with Superheater becoming H6sb in September 1913. |
| 3232 (Ren. WNY&P #6230 in 3/1908) | *Baldwin | 32460 | December 1907 | January 1928 | Rebuilt with Superheater becoming H6sb in November 1913. |
| 3233 (Ren. #1225 in 3/1908) | *Baldwin | 32461 | December 1907 | March 1948 | Rebuilt with Superheater becoming H6sb in February 1915. |
| 3234 (Ren. WNY&P #6282 in 3/1908) | *Baldwin | 32462 | December 1907 | May 1947 | Rebuilt with Superheater becoming H6sb in September 1918. |
| 3235 (Ren. #1247 in 3/1908, renumbered #6013 sometime in 1916, renumbered #3802 in 1/1921, renumbered LIRR #307 in 1/1923) | *Baldwin | 32463 | December 1907 | Sometime 1935. | Sold to Long Island Ry. in January 1923, rebuilt with Superheater becoming H6sb in July 1914, was likely very last Production H6 by Baldwin. |
| 345 (Ren. PB&W #5013 in 5/1910) | *Baldwin | 28729 | August 1906 | December 1935 | Rebuilt with Superheater becoming H6sb in November 1913. |
| 356 (Ren. NYP&N #20 in 2/1917, renumbered #6520 in 8/1918) | *Baldwin | 28816 | August 1906 | October 1937 | Rebuilt with Superheater becoming H6sb in July 1913. |
| 357 (Ren. #4157 in 2/1909 | *Baldwin | 28926 | September 1906 | Unknown | Rebuilt with Superheater becoming H6sb in November 1913. |
| 3571 (Ren. LIRR #310 in 12/1922) | *Baldwin | 29067 | September 1906 | April 1948 | Sold to Long Island Ry. in December 1922, rebuilt with Superheater becoming H6sb in November 1913. |
| 3576 (Ren. LIRR #312 in 1/1923) | *Baldwin | 1906 | August 1947 | Sold to Long Island Ry. in January 1923, rebuilt with Superheater becoming H6sb in December 1913. | |
| 379 | *PRR Juniata | 1701 | July 1907 | June 1928 | Rebuilt with Superheater becoming H6sb in October 1915. |
| 3837 (Ex. CV #106 from 3/1920) | *PRR Juniata | 1601 | January 1907 | June 1934 | Former Cumberland Valley Ry, rebuilt with Superheater becoming H6sb in March 1920. |
| 387 (Ren. Northern Central Ry. #4154 in 2/1909) | *PRR Juniata | 1704 | July 1907 | July 1937 | Rebuilt with Superheater becoming H6sb in May 1916. |
| 777 (Ren. Northern Central Ry. #4125 in 2/1909) | *PRR Juniata | 1698 | June 1907 | January 1935 | Rebuilt with Superheater becoming H6sb in June 1916. |
| 813 (Ren. Northern Central Ry. #4129 in 2/1909) | *PRR Juniata | 1696 | June 1907 | Sometime in the 1930's. | Rebuilt with Superheater becoming H6sb in October 1916. |
| 4186 | *Baldwin | 28712 | August 1906 | November 1933 | Rebuilt with Superheater becoming H6sb in November 1915. |
| 4187 | *Baldwin | 28713 | August 1906 | April 1948 | Rebuilt with Superheater becoming H6sb in September 1913. |
| 4220 (Ren. #3125 in 6/1906) | *Baldwin | 27522 | February 1906 | September 1935 | Rebuilt with Superheater becoming H6sb in January 1916. |
| Northern Central Ry. #4221 (Ren. #3126 in 6/1906) | *Baldwin | 27541 | February 1906 | March 1934 | Rebuilt with Superheater becoming H6sb in July 1913. |
| Northern Central Ry. #4222 (Ren. #3127 in 6/1906) | *Baldwin | 27542 | February 1906 | May 1946 | Rebuilt with Superheater becoming H6sb in September 1923. |
| Northern Central Ry. #4223 (Ren. #3128 in 6/1906) | *Baldwin | 27543 | February 1906 | May 1936 | Rebuilt with Superheater becoming H6sb in April 1913. |
| Northern Central Ry. #4224 (Ren. #3129 in 6/1906) | *Baldwin | 27565 | February 1906 | August 1936 | Rebuilt with Superheater becoming H6sb in July 1913. |
| 467 | *Baldwin | 48887 | August 1906 | October 1946 | Rebuilt with Superheater becoming H6sb in March 1914. |
| 580 (Ren. WNY&P #6285 in 2/1909) | *Baldwin | 28774 | August 1906 | August 1947 | Rebuilt with Superheater becoming H6sb in November 1918. |
| 581 | *Baldwin | 28982 | September 1906 | June 1947 | Rebuilt with Superheater becoming H6sb in September 1914. |
| 799 (Ren. WJ&S #6033 in 4/1913) | *Baldwin | 28888 | August 1906 | May 1933 | |
| 6229 (Ren. #3020 in 3/1907 | *Baldwin | 29306 | October 1906 | November 1929 | Rebuilt with Superheater becoming H6sb in April 1924. |
| 6451 (Ren. #3295 in 7/1910) | *Baldwin | 28666 | July 1906 | July 1935 | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in November 1913. |
| 6453 (Ren. #3296 in 7/1910) | *Baldwin | 28667 | July 1906 | September 1947 | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in February 1923. |
| 6454 (Ren. #3297 in 7/1910) | *Baldwin | 28695 | August 1906 | January 1939 | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in May 1914. |
| 3096 (Ren. #6463 in 4/1908, renumbered #3298 in 7/1910) | *Baldwin | 32337 | December 1907 | September 1947 | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in January 1916. |
| 6465 (Ren. #3300 in 7/1910) | *PRR Juniata | 1681 | May 1907 | September 1947 | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in March 1916. |
| 6470 (Ren. #3305 in 7/1910) | *PRR Juniata | 1682 | May 1907 | December 1938 | Used on Allegheny Valley Ry. briefly, Rebuilt with Superheater becoming H6sb in November 1913. |
| 6622 (Ren. #3571 in 8/1913, renumbered LIRR #310 in 12/1922) | *Baldwin | 29067 | September 1906 | April 1948 | Sold to Long Island Ry. in December 1922, rebuilt with Superheater becoming H6sb in November 1913. |
| 6627 (Ren. #3576 in 8/1913, renumbered LIRR #312 in 1/1923) | *Baldwin | 29000 | September 1906 | August 1947 | Sold to Long Island Ry. in January 1923, rebuilt with Superheater becoming H6sb in December 1913. |
| 7009 (Ren. #9826 in 6/1913) | *ALCO-Pittsburgh | 41632 | 1906 | April 1948 | Rebuilt with Superheater becoming H6sb in September 1922. |
| 7010 (Ren. #9828 in 6/1913) | *ALCO-Pittsburgh | 41633 | 1907 | March 1947 | Rebuilt with Superheater becoming H6sb in June 1919. |
| 7011 (Ren. #9830 in 6/1913) | *ALCO-Pittsburgh | 41634 | 1907 | November 1932 | Rebuilt with Superheater becoming H6sb in August 1918. |
| 703 (Ren. WJ&S #6063 in 2/1916) | *Baldwin | 28728 | August 1906 | September 1938 | Rebuilt with Superheater becoming H6sb in August 1913. |
| 709 | *Baldwin | 28984 | August 1906 | Unknown | Rebuilt with Superheater becoming H6sb in October 1914, Sold to South Manchuria, China in August 1939. |
| 710 (Ren. WJ&S #6003 in 6/1914) | *PRR Juniata | 1705 | July 1907 | May 1940 | Rebuilt with Superheater becoming H6sb in January 1914. |
| 712 | *Baldwin | 28985 | August 1906 | Sometime in the 1930's. | Rebuilt with Superheater becoming H6sb in August 1915. |
| 7134 (Ren. #9703 in 7/1913) | *ALCO-Pittsburgh | 41640 | 1907 | May 1948 | Rebuilt with Superheater becoming H6sb in October 1927. |
| 7194 (Ren. #7789 in 5/1910, renumbered #8564 in 3/1913, renumbered #8856 in 10/1919) | *ALCO-Pittsburgh | 41641 | 1907 | February 1940 | Rebuilt with Superheater becoming H6sb in August 1923. |
| 7198 (Ren. #7790 in 5/1910 | *ALCO-Pittsburgh | 41642 | 1907 | September 1947 | Rebuilt by the Cleveland & Pittsburgh Ry. with Superheater becoming H6sb in October 1918. |
| 7199 (Ren. 9782 in 8/1913) | *ALCO-Pittsburgh | 41643 | 1907 | October 1935 | Rebuilt with Superheater becoming H6sb in September 1918. |
| 7500 (Ren. #7193 in 2/1908, renumbered. #7788 in 5/1910) | *ALCO-Pittsburgh | 44273 | 1907 | March 1948 | Rebuilt with Superheater becoming H6sb in June 1923. |
| 7502 (Ren. #9351 in 11/1907) | *ALCO-Pittsburgh | 41649 | 1907 | July 1947 | Rebuilt with Superheater becoming H6sb in March 1928. |
| 7526 (Ren. #9370 in 11/1907) | *ALCO-Pittsburgh | 41645 | 1907 | October 1933 | |
| 7527 (Ren. #9371 in 12/1907) | *ALCO-Pittsburgh | 41650 | 1907 | March 1936 | Dumped on March 27th, 1936, into Allegheny River at Braeburn, PA. to Stop Flood by using engine body as a Wall. Rebuilt with Superheater becoming H6sb in October 1924. |
| 7528 (Ren. #9372 in 10/1907) | *ALCO-Pittsburgh | 41646 | 1907 | December 1939 | Rebuilt with Superheater becoming H6sb in December 1918. |
| 7529 (Ren. #9373 in 10/1907) | *ALCO-Pittsburgh | 41651 | 1907 | September 1930 | |
| 7530 (Ren. #9374 in 10/1907) | *ALCO-Pittsburgh | 41652 | 1907 | March 1947 | Rebuilt with Superheater becoming H6sb in April 1928. |
| 7531 (Ren. #9375 in 12/1907) | *ALCO-Pittsburgh | 41653 | 1907 | October 1935 | |
| 7532 (Ren. #9376 in 11/1907) | *ALCO-Pittsburgh | 41654 | 1907 | December 1938 | Rebuilt with Superheater becoming H6sb in June 1928. |
| 7533 (Ren. #9377 in 10/1907) | *ALCO-Pittsburgh | 41647 | 1907 | May 1929 | |
| 7534 (Ren. #9378 in 10/1907) | *ALCO-Pittsburgh | 41648 | 1907 | December 1946 | Rebuilt with Superheater becoming H6sb in September 1918. |
| 7535 (Ren. #9379 in 11/1907) | *ALCO-Pittsburgh | 41655 | March 1907 | December 1934 | Rebuilt with Superheater becoming H6sb in May 1923. |
| 7545 (Ren. #9205 in 10/1907) | *ALCO-Pittsburgh | 40016 | July 1906 | December 1928 | |
| 7546 (Ren. #9206 in 10/1907) | *ALCO-Pittsburgh | 40017 | July 1906 | July 1935 | Rebuilt with Superheater becoming H6sb in August 1924. |
| 7547 (Ren. #9207 in 12/1907) | *Baldwin | 26667 | October 1905 | October 1930 | Rebuilt with Superheater becoming H6sb in October 1923. |
| 7548 (Ren. #9208 in 10/1907) | *Baldwin | 26669 | October 1905 | November 1929 | |
| 7549 (Ren. #9209 in 10/1907) | *Baldwin | 26671 | October 1905 | January 1929 | |
| 7550 (Ren. #9210 in 10/1907) | *Baldwin | 26673 | October 1905 | Sometime in the 1930's. | Rebuilt with Superheater becoming H6sb in July 1927, received new Boiler in February 1923. |
| 7599 (Ren. #9259 in 12/1907) | *Baldwin | 26675 | October 1905 | July 1934 | |
| 727 | *PRR Juniata | 1687 | June 1907 | March 1934 | Rebuilt with Superheater becoming H6sb in September 1915. |
| 778 | *Baldwin | 28983 | September 1906 | Unknown | Rebuilt with Superheater becoming H6sb in January 1917. |
| 7305 | *ALCO-Pittsburgh | 41644 | 1907 | March 1934 | |
| 738 (Ren. WJ&S #6046 in 2/1916 | *Baldwin | 28986 | August 1906 | February 1940 | Rebuilt with Superheater becoming H6sb in December 1913. |
| 8310 (Ren. #7415 in 3/1913) | *ALCO-Pittsburgh | 41670 | March 1907 | March 1947 | Boiler given to #8473 in October 1907, Rebuilt with Superheater becoming H6sb in July 1926. |
| 7458 (Ren. PY&A Ry. #9099 in 5/1910) | *ALCO-Pittsburgh | 37909 | 1905 | September 1949 | Rebuilt with Superheater becoming H6sb in January 1917. |
| 7459 (Ren. PY&A Ry. #9100 in 5/1910) | *ALCO-Pittsburgh | 37910 | 1905 | Sometime in the 1940's. | Rebuilt by PY&A with Superheater becoming H6sb in May 1917. |
| 7460 (Ren. PY&A Ry. #9101 in 5/1910) | *ALCO-Pittsburgh | 37911 | 1905 | November 1935 | Rebuilt by PY&A with Superheater becoming H6sb in May 1917. |
| 7461 (Ren. #9102 in 5/1910) | *Baldwin | 26623 | October 1905 | April 1948 | Rebuilt by PY&A with Superheater becoming H6sb in June 1919. |
| 7462 (Ren. #9103 in 5/1910) | *Baldwin | 26630 | October 1905 | January 1930 | |
| 7463 (Ren. #9104 in 5/1910) | *Baldwin | 26632 | October 1905 | May 1946 | Rebuilt by PY&A with Superheater becoming H6sb in March 1919. |
| 7464 (Ren. #9105 in 5/1910) | *Baldwin | 26640 | October 1905 | August 1946 | Rebuilt by PY&A with Superheater becoming H6sb in January 1918. |
| 7465 (Ren. #9106 in 5/1910) | *Baldwin | 26642 | October 1905 | July 1930 | |
| 7466 (Ren. TWV&O Ry. #7932 in 5/1910, renumbered TC&OR #9769 in 3/1912) | *Baldwin | 26644 | October 1905 | June 1932 | |
| 7467 (Ren. #7933 in 5/1910, renumbered #9770 in 3/1912 | *Baldwin | 26646 | October 1905 | November 1938 | Rebuilt with Superheater becoming H6sb in June 1919. |
| 7468 (Ren. #7934 in 5/1910, renumbered #9771 in 3/1912) | *Baldwin | 26648 | October 1905 | July 1939 | Rebuilt with Superheater becoming H6sb in March 1919. |
| 7469 (Ren. #7935 in 5/1910, renumbered #9772 in 3/1912) | *Baldwin | 26663 | October 1905 | November 1947 | Rebuilt with Superheater becoming H6sb in March 1918. |
| 7471 (Ren. #9317 in 6/1910, renumbered TC&OR #7979 in 10/1911, renumbered #9776 in 3/1912) | *ALCO-Pittsburgh | 40011 | July 1906 | February 1933 | Sold to Toledo, Columbus, and Ohio River Ry. in October 1911, Rebuilt with Superheater becoming H6sb in June 1925. |
| 7472 (Ren. #9318 in 6/1910, renumbered TC&OR #7980 in 10/1911, renumbered #9777 in 3/1912) | *ALCO-Pittsburgh | 40012 | July 1906 | August 1929 | Sold to Toledo, Columbus, and Ohio River Ry. in October 1911. |
| 7473 (Ren. #9319 in 6/1910, renumbered TC&OR #7981 in 10/1911, renumbered #9778 in 3/1912) | *ALCO-Pittsburgh | 40013 | July 1906 | May 1939 | Sold to Toledo, Columbus, and Ohio River Ry. in October 1911, Rebuilt with Superheater becoming H6sb in February 1927. |
| 7474 (Ren. #9320 in 6/1910, renumbered TC&OR #7982 in 10/1911, renumbered #9779 in 3/1912) | *ALCO-Pittsburgh | 40014 | July 1906 | August 1947 | Sold to Toledo, Columbus, and Ohio River Ry. in October 1911, Rebuilt with Superheater becoming H6sb in February 1928. |
| 7475 (Ren. #9321 in 6/1910, renumbered TC&OR #7983 in 10/1911, renumbered #9780 in 3/1912) | *ALCO-Pittsburgh | 40015 | July 1906 | September 1937 | Sold to Toledo, Columbus, and Ohio River Ry. in October 1911, Rebuilt with Superheater becoming H6sb in August 1918. |
| 7500 (Ren. Central Indiana Railway #50 in 6/1930) | *ALCO-Pittsburgh | 44272 | 1907 | Unknown | Sold to the Central Indiana Railway in June 1930, Rebuilt with Superheater becoming H6sb in October 1918. |
| 7604 | *ALCO-Pittsburgh | 41656 | March 1907 | July 1931 | |
| 7625 | *ALCO-Pittsburgh | 41657 | March 1907 | November 1947 | Rebuilt with Superheater becoming H6sb in October 1927. |
| 7626 | *ALCO-Pittsburgh | 41658 | March 1907 | October 1947 | Rebuilt with Superheater becoming H6sb in June 1918. |
| 7627 | *ALCO-Pittsburgh | 41659 | March 1907 | December 1934 | Rebuilt with Superheater becoming H6sb in January 1917. |
| 7629 | *ALCO-Pittsburgh | 41660 | March 1907 | January 1938 | Rebuilt with Superheater becoming H6sb in August 1923. |
| 7630 | *ALCO-Pittsburgh | 41661 | March 1907 | October 1946 | Rebuilt with Superheater becoming H6sb in August 1917. |
| 7631 | *ALCO-Pittsburgh | 41662 | March 1907 | Unknown | Rebuilt with Superheater becoming H6sb in February 1918, Sold to South Manchuria, China in August 1939. |
| 7632 (Ren. CIRy. #53 in 1/1947) | *ALCO-Pittsburgh | 41663 | March 1907 | Unknown | Sold to the Central Indiana Ry. as their #53 in January 1947, Rebuilt with Superheater becoming H6sb in January 1919. |
| 7634 | *ALCO-Pittsburgh | 41664 | March 1907 | November 1936 | Rebuilt with Superheater becoming H6sb in October 1918. |
| 7689 | *ALCO-Pittsburgh | 41665 | March 1907 | March 1937 | Rebuilt with Superheater becoming H6sb in October 1916. |
| 7690 (Ren. CIRy. #52 in 1/1932) | *ALCO-Pittsburgh | 41666 | March 1907 | Unknown | Sold to the Central Indiana Ry. as their #52 in January 1932, Rebuilt with Superheater becoming H6sb in August 1919. |
| 7758 | *ALCO-Pittsburgh | 40018 | July 1906 | July 1947 | Rebuilt with Superheater becoming H6sb in April 1917. |
| 7759 | *ALCO-Pittsburgh | 40019 | July 1906 | December 1929 | |
| 7760 | *ALCO-Pittsburgh | 40020 | July 1906 | June 1939 | Rebuilt with Superheater becoming H6sb in February 1919. |
| 7761 (Ren. #8522 in 3/1913) | *ALCO-Pittsburgh | 40021 | July 1906 | March 1937 | Rebuilt with Superheater becoming H6sb in July 1918. |
| 7762 (Ren. #8557 in 3/1913) | *ALCO-Pittsburgh | 40022 | July 1906 | Sometime in the 1930's. | Rebuilt with Superheater becoming H6sb in October 1918. |
| 7763 | *ALCO-Pittsburgh | 40023 | July 1906 | November 1935 | Rebuilt with Superheater becoming H6sb in May 1923. |
| 7767 | *ALCO-Pittsburgh | 44274 | 1907 | December 1933 | |
| 7768 | *ALCO-Pittsburgh | 44275 | 1907 | December 1929 | |
| 7769 | *ALCO-Pittsburgh | 44276 | 1907 | March 1937 | Rebuilt with Superheater becoming H6sb in March 1918. |
| 7770 | *ALCO-Pittsburgh | 44277 | 1908 | August 1947 | Rebuilt with Superheater becoming H6sb in February 1918. |
| 7771 | *ALCO-Pittsburgh | 44278 | 1908 | April 1948 | Rebuilt with Superheater becoming H6sb in February 1918. |
| 7772 | *ALCO-Pittsburgh | 44279 | 1908 | Unknown | Rebuilt with Superheater becoming H6sb in December 1922, Sold to South Manchuria, China in August 1939. |
| 7773 | *ALCO-Pittsburgh | 44280 | 1908 | December 1947 | Rebuilt with Superheater becoming H6sb in January 1917. |
| 7774 | *ALCO-Pittsburgh | 44281 | 1908 | March 1947 | Rebuilt with Superheater becoming H6sb in July 1919. |
| 7775 | *ALCO-Pittsburgh | 44282 | 1908 | December 1935 | Rebuilt with Superheater becoming H6sb in August 1918. |
| 7776 | *ALCO-Pittsburgh | 44283 | 1908 | June 1946 | Rebuilt with Superheater becoming H6sb in June 1919. |
| 7777 | *ALCO-Pittsburgh | 44284 | 1908 | December 1934 | Rebuilt with Superheater becoming H6sb in November 1918. |
| 7837 (Ren. #9008 in 10/1907) | *ALCO-Pittsburgh | 40024 | 1906 | Sometime in the late 1920's. | Rebuilt with Superheater becoming H6sb in June 1917. |
| 7838 (Ren. #9009 in 10/1907) | *ALCO-Pittsburgh | 40025 | July 1906 | Sometime in the late 1920's. | Rebuilt with Superheater becoming H6sb in July 1917. |
| 765 | *Baldwin | 28991 | August 1906 | May 1934 | Rebuilt with Superheater becoming H6sb in March 1914. |
| 888 (Ren. WNY&P #6234 in 3/1909) | *Baldwin | 28924 | September 1906 | July 1946 | Rebuilt with Superheater becoming H6sb in April 1919. |
| 6235 (Ren. #3093 in 3/1907) | *Baldwin | 29512 | November 1906 | November 1933 | Rebuilt with Superheater becoming H6sb in October 1917. |
| 6242 | *Baldwin | 28696 | August 1906 | February 1939 | Rebuilt with Superheater becoming H6sb in August 1918. |
| 6245 | *Baldwin | 28710 | August 1906 | Unknown | Rebuilt with Superheater becoming H6sb in August 1918, Sold to South Manchuria, China in August 1939. |
| 6250 (Ren. #3018 in 3/1907) | *Baldwin | 29239 | October 1906 | September 1947 | Rebuilt with Superheater becoming H6sb in December 1922. |
| 626 | *Baldwin | 28771 | August 1906 | November 1934 | Rebuilt with Superheater becoming H6sb in August 1914. |
| 6261 | *PRR Juniata | 1683 | May 1907 | December 1939 | Rebuilt with Superheater becoming H6sb in January 1923. |
| 6262 (Ren. #3019 in 3/1907) | *Baldwin | 29302 | October 1906 | Unknown | Rebuilt with Superheater becoming H6sb in September 1913, Sold to South Manchuria, China in August 1939. |
| 6263 (Ren. #3020 sometime in 1910) | *Baldwin | 29306 | October 1906 | November 1929 | Rebuilt with Superheater becoming H6sb in April 1924. |
| 6276 (Ren. #3092 in 3/1907) | *Baldwin | 29351 | October 1906 | May 1947 | Rebuilt with Superheater becoming H6sb in October 1918. |
| 6280 (Ren. #3021 in 3/1907) | *Baldwin | 29331 | October 1906 | April 1948 | Rebuilt with Superheater becoming H6sb at an unknown date. |
| 6281 (Ren. #3022 in 3/1907) | *Baldwin | 29332 | October 1906 | February 1949 | Rebuilt with Superheater becoming H6sb in December 1918. |
| 6283 (Ren. #3091 in 3/1907) | *Baldwin | 29350 | October 1906 | December 1934 | Rebuilt with Superheater becoming H6sb in September 1913. |
| 7470 (Ren. #7936 in 5/1910, renumbered #9773 in 3/1912) | *Baldwin | 26665 | October 1905 | November 1947 | Rebuilt with Superheater becoming H6sb in October 1918. |
| 7753 | *Baldwin | 26677 | October 1905 | September 1947 | Rebuilt with Superheater becoming H6sb in August 1919. |
| 7754 | *Baldwin | 26690 | October 1905 | October 1938 | Rebuilt with Superheater becoming H6sb in October 1917. |
| 7755 | *Baldwin | 26692 | October 1905 | May 1935 | Rebuilt with Superheater becoming H6sb in May 1924. |
| 7756 | *Baldwin | 26694 | October 1905 | December 1928 | |
| 7757 | *Baldwin | 26696 | October 1905 | September 1930 | |
| 7839 (Ren. #9010 in 10/1907) | *Baldwin | 26698 | October 1905 | Sometime in the 1930's. | Rebuilt with Superheater becoming H6sb in May 1917. |
| 7840 (Ren, #9011 in 10/1907) | *Baldwin | 26703 | October 1905 | Sometime in the 1940's. | Rebuilt with Superheater becoming H6sb in April 1919. |
| 7841 (Ren. #9012 in 10/1907, renumbered #9978 in 3/1949) | *Baldwin | 26705 | October 1905 | Unknown, likely Scrapped by the Mid 1950's. | Rebuilt with Superheater becoming H6sb in July 1917. |
| 7842 (Ren. #9013 in 9/1907, renumbered #8568 in 3/1913) | *Baldwin | 26707 | October 1905 | Sometime in the 1940's. | Rebuilt with Superheater becoming H6sb in July 1919. |
| 7843 (Ren. #9014 in 9/1907 | *Baldwin | 26709 | October 1905 | Unknown | Rebuilt with Superheater becoming H6sb in March 1925. |
| 7927 (Ren. #9768 in 3/1912) | *ALCO-Pittsburgh | 44315 | 1908 | June 1949 | Rebuilt with Superheater becoming H6sb in October 1917. |
| 7958 (Ren. #9774 in 3/1912) | *ALCO-Pittsburgh | 44313 | 1908 | October 1938 | Rebuilt with Superheater becoming H6sb in July 1923. |
| 7959 (Ren. #9775 in 3/1912) | *ALCO-Pittsburgh | 44314 | 1908 | May 1939 | Rebuilt with Superheater becoming H6sb in March 1918. |
| 8558 | *Baldwin | 26643 | October 1905 | February 1929 | |
| 8559 | *Baldwin | 26645 | October 1905 | April 1936 | Rebuilt with Superheater becoming H6sb in October 1924. |
| 8560 | *Baldwin | 26647 | October 1905 | November 1935 | Rebuilt with Superheater becoming H6sb in August 1916. |
| 8561 | *Baldwin | 26649 | October 1905 | October 1947 | Rebuilt with Superheater becoming H6sb in February 1918. |
| 8562 | *Baldwin | 26664 | October 1905 | January 1936 | Rebuilt with Superheater becoming H6sb in June 1918. |
| 8563 (Ren. Little Miami Ry. #8936 in 9/1916, renumbered #7936 in 3/1917 | *Baldwin | 26666 | October 1905 | December 1934 | Rebuilt with Superheater becoming H6sb in March 1918. |
| 8564 (Ren. #7789 in 3/1913 | *Baldwin | 26668 | October 1905 | October 1949 | Rebuilt with Superheater becoming H6sb in April 1924. |
| 8565 | *Baldwin | 26670 | October 1905 | April 1948 | Rebuilt with Superheater becoming H6sb in April 1917. |
| 8566 (Ren. Little Miami Ry. #8902 in 1/1914, renumbered PRR #7902 in 3/1917) | *Baldwin | 26672 | October 1905 | March 1937 | Rebuilt with Superheater becoming H6sb in February 1917. |
| 8567 | *Baldwin | 26674 | October 1905 | Sometime in the 1930's. | Rebuilt with Superheater becoming H6sb in May 1923. |
| 8568 (Ren. #9013 in 3/1913 | *Baldwin | 26676 | October 1905 | Sometime in the 1940's. | Rebuilt with Superheater becoming H6sb in July 1919. |
| 8569 | *Baldwin | 26689 | October 1905 | Unknown | Rebuilt with Superheater becoming H6sb in May 1924. |
| 8570 | *Baldwin | 26691 | October 1905 | Unknown | Rebuilt with Superheater becoming H6sb in July 1917. |
| 8571 | *Baldwin | 26693 | October 1905 | March 1937 | Rebuilt with Superheater becoming H6sb in February 1928. |
| 8572 | *Baldwin | 26695 | October 1905 | Unknown | Rebuilt with Superheater becoming H6sb in April 1918. |
| 8573 (Ren. Little Miami Ry. #8923 in 9/1916, renumbered #7923 in 3/1917 | *Baldwin | 26697 | October 1905 | December 1947 | Rebuilt with Superheater becoming H6sb in October 1918. |
| 8574 | *Baldwin | 26702 | October 1905 | October 1941 | Rebuilt with Superheater becoming H6sb in January 1917. |
| 8575 | *Baldwin | 26704 | October 1905 | April 1935 | Rebuilt with Superheater becoming H6sb in December 1920. |
| 8576 | *Baldwin | 26706 | October 1905 | October 1946 | Rebuilt with Superheater becoming H6sb in January 1918. |
| 8577 | *Baldwin | 26708 | October 1905 | December 1934 | Rebuilt with Superheater becoming H6sb in November 1917. |
| 8578 | *Baldwin | 26710 | October 1905 | June 1935 | |
| 8602 (Ren. Little Miami Ry. #8948 in 1/1914, renumbered #7948 in 3/1917 | *ALCO-Pittsburgh | 40039 | July 1906 | April 1936 | Rebuilt with Superheater becoming H6sb in May 1918. |
| 9325 (Ren. #7987 in 12/1911, renumbered #9781 in 3/1912) | *ALCO-Pittsburgh | 44316 | 1908 | November 1932 | |
| 900 | *Baldwin | 29152 | September 1906 | August 1947 | Rebuilt with Superheater becoming H6sb in August 1913. |
| 987 (Ren. LIRR #300 in 11/1922) | *Baldwin | 28815 | August 1906 | Unknown | Sold to Long Island Ry. in November 1922, rebuilt with Superheater becoming H6sb in January 1915. |
| 975 | *Baldwin | 28817 | August 1906 | November 1946 | Rebuilt with Superheater becoming H6sb in April 1913. |
| 884 | *Baldwin | 28889 | August 1906 | January 1933 | Rebuilt with Superheater becoming H6sb in May 1918. |
| 8080 | *ALCO-Pittsburgh | 41667 | March 1907 | March 1937 | Rebuilt with Superheater becoming H6sb in August 1918. |
| 8104 | *ALCO-Pittsburgh | 41668 | March 1907 | July 1935 | Rebuilt with Superheater becoming H6sb in August 1918. |
| 8188 | *ALCO-Pittsburgh | 41669 | March 1907 | August 1947 | Rebuilt with Superheater becoming H6sb in June 1927. |
| 8329 | *ALCO-Pittsburgh | 41671 | March 1907 | November 1948 | Rebuilt with Superheater becoming H6sb in October 1917. |
| 8547 | *ALCO-Pittsburgh | 37912 | 1905 | Sometime in the 1930's. | Rebuilt with Superheater becoming H6sb in November 1918. |
| 8548 | *ALCO-Pittsburgh | 37913 | 1905 | December 1934 | Rebuilt with Superheater becoming H6sb in September 1918. |
| 8554 | *Baldwin | 26624 | October 1905 | Sometime in the 1940's. | Rebuilt with Superheater becoming H6sb in April 1927. |
| 8555 (Ren. #8855 in 9/1919) | *Baldwin | 26631 | October 1905 | March 1939 | Rebuilt with Superheater becoming H6sb in July 1919. |
| 8556 | *Baldwin | 26633 | October 1905 | July 1939 | Rebuilt with Superheater becoming H6sb in April 1918. |
| 8557 (Ren. C&P Ry. #7762 in 3/1913) | *Baldwin | 26641 | October 1905 | July 1937 | Rebuilt with Superheater becoming H6sb in August 1928. |
| 8589 | *ALCO-Pittsburgh | 40026 | 1906 | March 1937 | Rebuilt with Superheater becoming H6sb in March 1917. |
| 8590 | *ALCO-Pittsburgh | 40027 | 1906 | November 1946 | Rebuilt with Superheater becoming H6sb in September 1917. |
| 8591 | *ALCO-Pittsburgh | 40028 | 1906 | July 1935 | Rebuilt with Superheater becoming H6sb in December 1917. |
| 8592 | *ALCO-Pittsburgh | 40029 | 1906 | Sometime in the 1940's. | Rebuilt with Superheater becoming H6sb in July 1916. |
| 8593 | *ALCO-Pittsburgh | 40030 | July 1906 | September 1940 | Rebuilt with Superheater becoming H6sb in April 1918. |
| 8594 | *ALCO-Pittsburgh | 40031 | July 1906 | December 1946 | Rebuilt with Superheater becoming H6sb in August 1918. |
| 8595 | *ALCO-Pittsburgh | 40032 | July 1906 | January 1936 | Rebuilt with Superheater becoming H6sb in February 1925. |
| 8596 | *ALCO-Pittsburgh | 40033 | July 1906 | February 1933 | |
| 8597 | *ALCO-Pittsburgh | 40034 | July 1906 | May 1932 | |
| 8598 (Ren. PY&ARy. #9014 in 3/1913 | *ALCO-Pittsburgh | 40035 | July 1906 | Sometime in the 1930's. | Rebuilt with Superheater becoming H6sb in March 1925. |
| 8598? | *Baldwin or ALCO-Pitts | Unknown Maker | |||
| 8599 | *ALCO-Pittsburgh | 40036 | July 1906 | April 1935 | |
| 8600 | *ALCO-Pittsburgh | 40037 | July 1906 | July 1935 | Rebuilt with Superheater becoming H6sb in May 1924. |
| 8601 | *ALCO-Pittsburgh | 40038 | July 1906 | May 1936 | Rebuilt with Superheater becoming H6sb in June 1917. |
| 8603 | *ALCO-Pittsburgh | 40040 | July 1906 | March 1947 | Rebuilt with Superheater becoming H6sb in October 1923. |
| 8604 (Ren. #PY&ARy. #9075 in 3/1913) | *ALCO-Pittsburgh | 40041 | July 1906 | Sometime in the 1940's. | Rebuilt with Superheater becoming H6sb in April 1927. |
| 8605 | *ALCO-Pittsburgh | 40042 | July 1906 | April 1937 | Rebuilt with Superheater becoming H6sb in August 1923. |
| 8606 | *ALCO-Pittsburgh | 40043 | July 1906 | Unknown | Rebuilt with Superheater becoming H6sb in December 1924. |
| 8607 | *ALCO-Pittsburgh | 40044 | July 1906 | December 1937 | Rebuilt with Superheater becoming H6sb in February 1928. |
| 8608 | *ALCO-Pittsburgh | 40045 | July 1906 | April 1948 | Rebuilt with Superheater becoming H6sb in March 1917. |
| 8609 | *ALCO-Pittsburgh | 40046 | July 1906 | November 1946 | Rebuilt with Superheater becoming H6sb in February 1917. |
| 8610 (Ren. Little Miami Ry. #8903 in 9/1916, renumbered #7903 in 3/1917) | *ALCO-Pittsburgh | 40047 | July 1906 | May 1946 | Rebuilt with Superheater becoming H6sb in January 1925, was not Sold for Scrapping until December 1946. |
| 8611 | *ALCO-Pittsburgh | 40048 | July 1906 | April 1933 | Rebuilt with Superheater becoming H6sb in February 1924. |
| 8612 (Ren. #8563 in 9/1916, renumbered #8851 in 9/1919) | *ALCO-Pittsburgh | 40049 | July 1906 | Unknown | Rebuilt with Superheater becoming H6sb at an unknown date. |
| 8613 | *ALCO-Pittsburgh | 40050 | July 1906 | Possibly April 1947. | Rebuilt with Superheater becoming H6sb in May 1923. |
| 894 (Ren. N&PBelt Ry. #41 in 9/1937) | *PRR Juniata | 1684 | May 1907 | Unknown | Sold to the Norfolk & Portsmouth Belt Line Ry. as their #41 in September 1937, rebuilt with Superheater becoming H6sb in December 1915. |
| 895 | *PRR Juniata | 1703 | July 1907 | November 1946 | Rebuilt with Superheater becoming H6sb in February 1916. |
| 9071 | *ALCO-Pittsburgh | 44290 | 1908 | December 1929 | |
| 9072 (Ren. CIRy. #51 in 6/1930) | *ALCO-Pittsburgh | 44291 | 1908 | Unknown | Sold to the Central Indiana Ry. as their #51 in June 1930, rebuilt with Superheater becoming H6sb in July 1918. |
| 9073 | *ALCO-Pittsburgh | 44292 | 1908 | January 1949 | Rebuilt with Superheater becoming H6sb in October 1918. |
| 9074 | *ALCO-Pittsburgh | 44293 | 1908 | October 1935 | Rebuilt with Superheater becoming H6sb in May 1924. |
| 9075 (Ren. #8604 in 3/1913 | *ALCO-Pittsburgh | 44294 | 1908 | August 1935 | Rebuilt with Superheater becoming H6sb in July 1916. |
| 9076 | *ALCO-Pittsburgh | 44295 | 1908 | September 1929 | |
| 9077 | *ALCO-Pittsburgh | 44296 | 1908 | June 1937 | Rebuilt with Superheater becoming H6sb in October 1925. |
| 9078 | *ALCO-Pittsburgh | 44297 | 1908 | April 1948 | Rebuilt with Superheater becoming H6sb in November 1917. |
| 9079 | *ALCO-Pittsburgh | 44298 | 1908 | March 1947 | Rebuilt with Superheater becoming H6sb in June 1918. |
| 9080 (Ren. #9979 in 3/1949) | *ALCO-Pittsburgh | 44299 | 1908 | May 1952 | Rebuilt with Superheater becoming H6sb in February 1918. |
| 9081 | *ALCO-Pittsburgh | 44300 | 1908 | September 1935 | Dumped on March 27th, 1936, in the Allegheny River in Braeburn, PA. during a Flood for boiler body to act as a Wall. Was rebuilt with Superheater becoming H6sb in April 1917, received New Boiler in March 1923. |
| 9082 | *ALCO-Pittsburgh | 44301 | 1908 | January 1936 | Rebuilt with Superheater becoming H6sb in January 1918. |
| 9083 | *ALCO-Pittsburgh | 44302 | 1908 | April 1929 | |
| 9084 | *ALCO-Pittsburgh | 44303 | 1908 | August 1947 | Rebuilt with Superheater becoming H6sb in December 1918. |
| 9085 | *ALCO-Pittsburgh | 44304 | 1908 | August 1930 | |
| 9086 | *ALCO-Pittsburgh | 44305 | 1908 | April 1931 | |
| 9087 | *ALCO-Pittsburgh | 44306 | 1908 | September 1935 | Rebuilt with Superheater becoming H6sb in August 1919. |
| 9088 | *ALCO-Pittsburgh | 44307 | 1908 | August 1947 | Rebuilt with Superheater becoming H6sb in April 1917. |
| 9089 | *ALCO-Pittsburgh | 44308 | 1908 | December 1928 | |
| 9090 | *ALCO-Pittsburgh | 44309 | 1908 | October 1930 | Rebuilt with Superheater becoming H6sb in November 1919. |
| 9091 (Ren. #9988 in 3/1949) | *ALCO-Pittsburgh | 44310 | 1908 | January 1953 | Rebuilt with Superheater becoming H6sb in February 1917. |
| 9092 | *ALCO-Pittsburgh | 44311 | 1908 | January 1927 | Boiler Exploded between December 1926 and January 1927. |
| 9093 | *ALCO-Pittsburgh | 44312 | 1908 | March 1947 | Rebuilt with Superheater becoming H6sb in March 1917. |
| 9260 | *ALCO-Pittsburgh | 44285 | 1908 | January 1939 | Rebuilt with Superheater becoming H6sb in January 1917. |
| 9261 | *ALCO-Pittsburgh | 44286 | 1908 | March 1935 | |
| 9262 | *ALCO-Pittsburgh | 44287 | 1908 | July 1929 | |
| 9263 | *ALCO-Pittsburgh | 44288 | 1908 | March 1930 | Rebuilt with Superheater becoming H6sb in November 1922. |
| 9264 | *ALCO-Pittsburgh | 44289 | 1908 | Unknown | Rebuilt with Superheater becoming H6sb in February 1919, Sold to South Manchuria, China in August 1939. |
| CA&CRy. #949 (Ren. #9871 in 7/1911) | *ALCO-Pittsburgh | 42870 | 1907 | October 1935 | Rebuilt with Superheater becoming H6sb in August 1926. |
| CA&CRy. #950 (Ren. #9872 in 7/1911) | *ALCO-Pittsburgh | 42871 | 1907 | February 1948 | Rebuilt with Superheater becoming H6sb in August 1917. |
| CA&CRy. #964 (Ren. #9873 in 7/1911) | *ALCO-Pittsburgh | 40208 | 1906 | March 1939 | Rebuilt with Superheater becoming H6sb in February 1918. |
| CA&CRy. #965 (Ren. #9874 in 7/1911) | *PRR Juniata | 1689 | June 1907 | June 1929 | |
| CA&CRy. #966 (Ren. #9875 in 7/1911) | *PRR Juniata | 1690 | June 1907 | July 1931 | |
| CA&CRy. #967 (Ren. #9876 in 7/1911) | *ALCO-Pittsburgh | 45998 | 1909 | March 1937 | Rebuilt with Superheater becoming H6sb in March 1928. |
| CA&CRy. #968 (Ren. #9877 in 7/1911) | *PRR Juniata | 1693 | June 1907 | February 1932 | |
| CA&CRy. #969 (Ren. #9878 in 7/1911) | *ALCO-Pittsburgh | 45999 | 1909 | November 1947 | Rebuilt with Superheater becoming H6sb in December 1917. |
| CA&CRy. #970 (Ren. #9879 in 7/1911) | *PRR Juniata | 1695 | June 1907 | March 1948 | Rebuilt with Superheater becoming H6sb in January 1919. |
| CA&CRy. #971 (Ren. #9880 in 7/1911) | *ALCO-Pittsburgh | 40207 | 1906 | Sometime in the 1940's. | Rebuilt with Superheater becoming H6sb in July 1917. |
| CA&CRy. #972 (Ren. #9881 in 7/1911) | *ALCO-Pittsburgh | 42872 | 1907 | October 1935 | Rebuilt with Superheater becoming H6sb in June 1918. |
| N.Y.P.&N.Ry. #5 | *PRR Juniata | 2032 | May 1910 | March 1934 | Built for New York, Philadelphia and Norfolk Ry. Rebuilt with Superheater becoming H6sb in December 1912. |
| N.Y.P.&N.Ry. #7 | *PRR Juniata | 2033 | May 1910 | October 1938 | Built for New York, Philadelphia and Norfolk Ry. Rebuilt with Superheater becoming H6sb in June 1912. |
| N.Y.P.&N.Ry. #33 | *PRR Juniata | 2034 | May 1910 | November 1936 | Built for New York, Philadelphia and Norfolk Ry. Rebuilt with Superheater becoming H6sb in October 1912. |
| N.Y.P.&N.Ry. #34 | *PRR Juniata | 2035 | May 1910 | November 1933 | Built for New York, Philadelphia and Norfolk Ry. Rebuilt with Superheater becoming H6sb in April 1914. |
| N.Y.P.&N.Ry. #39 | *PRR Juniata | 2660 | July 1913 | August 1940 | Built with Superheater as H6sb for New York, Philadelphia and Norfolk Ry. |
| N.Y.P.&N.Ry. #40 | *PRR Juniata | 2661 | July 1913 | April 1947 | Built with Superheater as H6sb for New York, Philadelphia and Norfolk Ry. |
| G.R & I. Ry. #96 | *PRR Juniata | 2663 | July 1913 | Unknown | Built with Superheater as H6sb for Grand Rapids and Indiana Ry. |
| G.R & I. Ry. #97 | *PRR Juniata | 2664 | July 1913 | Unknown | Built with Superheater as H6sb for Grand Rapids and Indiana Ry. Final Overall H6 ever Finished. |
| Cumberland Valley #101 | *PRR Juniata | 1592 | November 1906 | Unknown | Rebuilt with Superheater becoming H6sb at an unknown Date. |
| Cumberland Valley #102 | *PRR Juniata | 1593 | November 1906 | March 1948 | Rebuilt with Superheater becoming H6sb at an unknown Date. |
| Cumberland Valley #103 | *PRR Juniata | 1594 | December 1906 | December 1936 | Rebuilt with Superheater becoming H6sb at an unknown Date. |
| Cumberland Valley #104 | *PRR Juniata | 1595 | December 1906 | March 1948 | Rebuilt with Superheater becoming H6sb at an unknown Date. |
| Cumberland Valley #105 | *PRR Juniata | 1596 | December 1906 | July 1939 | Rebuilt with Superheater becoming H6sb at an unknown Date. |