ES6 8566

This table cross references Pennsy diesel classes with manufacturer model numbers and first year of use on the PRR system. Table is organized by class prefix and number. 

 

American Locomotive Co. (Alco)
Freight Service
PRR ClassBuilder ModelFirst on PRR
AF15 FA-1
/ FB-1
1951
AF16 FA-2
/ FB-2
1951
AF24 RS-27 1962
AF24a C424 1963
AF25 C425 1964
AF27 C628 1965
AF30a C630 1966
AF36 C636 1968
Passenger Service
PRR ClassBuilder ModelFirst on PRR
AP20 PA-1
/ PB-1
1947
Shifter Service
PRR ClassBuilder ModelFirst on PRR
AS6 S-1 1947
AS6 S-3 1951
AS10 S-2 1950
AS10, AS10m S-4 1951
AS10a T-6 1958
AS10am, AS10ams,AS10as, AS10s RS-1 1948
AS15m RS-2 1950
AS16, AS16m, AS16ms RS-3 1951
AS16a RSD-5 1952
AS18m RS-11 1956
AS18am RSD-12 1958
AS24m RSD-15 1956
APS24ms RSD-7 1956

 

Baldwin
Freight Service
PRR ClassBuilder ModelFirst on PRR
BF15, BF15a,ABF18 DR 4-4-1500,
DR 4-4-1500B
Early "Shark"
1949
ABF18, BF16 RF16
Late "Shark"
1951
BF20 DR 6-4-2000,
DR 6-4-2000B
"Shark"
1948
Passenger Service
PRR ClassBuilder ModelFirst on PRR
BP20 DR 6-4-2000,
DR 6-4-2000B
"Shark"
1948
BP60 DR 12-8-3000 "Centipede" 1947
Shifter Service
PRR ClassBuilder ModelFirst on PRR
BS6 VO 660 1943
BS6a DS 4-4-660 1948
BS7, BS7m DS 4-4-750 1950
BS10 VO 1000 1945
BS10a, BS10am DS 4-4-1000 1948
BS10as DRS 4-4-1000 1949
BS12, BS12as,BS12m S-12 1951
BS12am, BS12ams RS-12 1951
BS16m, BS16ms AS-616 1951
BS24, BS24m RT-624 1951

 

EMD
Freight Service
PRR ClassBuilder ModelFirst on PRR
EF15 F3A
/ F3B
1947
EF15a F7A
/ F7B
1949
EF22 GP30 1963
EF25 GP35 1964
EF25a SD35 1965
EF30a SD40 1966
EF36 SD45 1966
Passenger Service
PRR ClassBuilder ModelFirst on PRR
EP12 LWT12 1956
EP20 E7A
/ E7B
1946
EP22 E8A 1950
Freight / Passenger Service
PRR ClassBuilder ModelFirst on PRR
EFP15 FP7A
/ FP7B
1952
Freight / Shifter Service
PRR ClassBuilder ModelFirst on PRR
EFS17m GP9
/ GP9B
1955
Helper Service
PRR ClassBuilder ModelFirst on PRR
EH15 F3A 1948
Shifter Service
PRR ClassBuilder ModelFirst on PRR
ES6 SW 1937
ES6 SW1 1945
AA6, ES10 NW2 1941
ES12, ES12m SW7 1950
ES12, ES12m SW9 1951
ES12 SW1200 1958
ES15ax SD7 1953
ES15m, ES15ms GP7 1951
ES17m SD9 1957


Fairbanks Morse (FM)
Freight Service
PRR ClassBuilder ModelFirst on PRR
FF16 CFA 16-4
/ CFB 16-4 
"C-Liner"
1950
FF20 A ERIE
/ B ERIE
1947
Passenger Service
PRR ClassBuilder ModelFirst on PRR
FP20, FP20a A ERIE
/ B ERIE
1947
Shifter Service
PRR ClassBuilder ModelFirst on PRR
FS10 H10-44 1948
FS12, FS12m H12-44 1952
FS16m H16-44 1952
FS20, FS20m H20-44 1949
FS24m H24-66
"Trainmaster"
1956


General Electric (GE)
Freight Service
PRR ClassBuilder ModelFirst on PRR
GF25 U25B 1962
GF25a U25C 1965
GF28a U28C 1966
GF30a U30C 1967
GF33a U33C 1968
Shifter Service
PRR ClassBuilder ModelFirst on PRR
GS4, GS4m 44 Ton 1948


Lima Hamilton
Shifter Service
PRR ClassBuilder ModelFirst on PRR
LS25, LS25m LT2500 1950


Sources

Form 109-K, Classification and Description of Locomotives and Tenders, Pennsylvania Railroad, 1952.

Walthers Catalog - 1997 and 1999 editions.

"PRR-Talk" - Internet mailing list.

"PRR-FAX" - Internet mailing list.