F (4-6-0)
classes
Driver diameter - 52" and less

Key
"-" = complete number range
"≠" = incomplete number range
"( )" = assigned but never carried
Class System Numbers Builder Built Notes
F-1-a CNR 1000, 1001 MLW 1909, 1910 -
F-1-b CNR 1002-1011 MLW 1911, 1912 -
F-1-c CNR 1014-1018 MLW 1909-1911 -
F-2-a CNR 1012 ALCO-P 1905 -
F-3-a CNR (1013), (1014) MLW 1909 • first use of class F-3-a
F-3-a CNR (15)-(18) RNC
Baldwin
1912-1917 • second use of class F-3-a
F-4-a CNR 1013 Rhode Island 1891 • first use of class F-4-a
F-4-a CNR (1015) MLW 1911 • second use of class F-4-a