FM "Erie-Builts"

Total Production: 111 (82 A-units & 29 B-units)

Production Period: 12/1945 to 4/1949

 Somebody's Large Digital Image Here
Revised: 19 Dec. 2016 Photo by: Richard Horn
- Formatted by: R. Craig
Original owner Road Numbers GE Serial Numbers FM Serial Numbers Batch /Order Numbers Bldr Dates
Atchison Topeka & Santa Fe 90 & 90B 28592, 28593 L1099, 1101 -- 5/47
90A 28597 L1100 -- 5/47
** All three locos were S/G-equipped passenger units
Chicago Minneapolis St.Paul & Omaha 6001A, 6001B 28586, 28587 L1090, 1092 -- 6/47
6002A, 6002B 28588, 28589 L1093, 1095 -- 5/47
** C&NW subsidiary; all four locos were S/G-equipped passenger units
Milwaukee Road 5A & 5C 28421, 28431 L1063, 1065 -- 10/46
5B 28422 L1064 -- 8/47
6A, C - 8A, C 28423-28428 L1066, 68, 69, 71, 72 & 74 -- 1/47
6B-8B 28432 L1067, 70 & 73 -- 1/47
9A & 9C 28429, 28430 L1075 & 1077 -- 1/47
9B 28435 L1076 -- 3/47
21A & 21B 29393, 29394 L1119, 1120 -- 8/47
21C 29441 L1157 -- 4/48
22A & 22B 28629, 28630 L1102, 1104 -- 8/47
** All twenty locos were S/G-equipped passenger units, including B-units 5B-9B & 21C
Kansas City Southern 60A & 61A 28583, 28584 L1087, 1089 -- 11/46
60B & 61B 28585, 28594 L1088, 1091 -- 11/46
60C & 61C 28595, 28590 L1094, 1096 -- 1/47
Louisiana & Arkansas 62A & 62C 28591, 28596 L1098, 1097 -- 6/47
62B 29439 L1145 -- 4/48
** KCS subsidiary; all three L&A locos are S/G-equipped passenger units
New York Central 4400-4405 30126-30131 L1177-1182 -- 3-4/49
** 4400-4405 are S/G-equipped passenger units; locos derated to 1750hp by 1957 and all retired 01.1964
5000-5001 28631-28632 L1105, 1107 -- 10/47
5002 29430 L1170 -- 12/48
5003-5005 30123-30125 L1174-1176 -- 1-2/49
5100-5101 29443, 29444 L1159, 1160 -- 12/48, 1/49
** 5100 & 5101 are B-units
Pennsylvania RR 9456A & 9457A 28633, 28634 L1108, 1110 -- 11/47
9456B 28639 L1103 -- 11/47
9458A-9460A 28635-28637 L1111, 1113 & 1114 -- 12/47, 1/48
9458B & 9460B 28640, 28641 L1106, 1109 -- 11/47
** 9456B, 58B & 60B are B-units
9461A 28638 L1116 -- 1/48
9462A-9465A 29395-29398 L1121-1124 -- 1-2/48
9462B & 9464B 28642, 28643 L1112, 1115 -- 11-12/47
9466A-9471A 29434-35, 29401-404 L1130-1135 -- 2-3/48
9466B, 9468B 29399, 29400 L1125, 1126 -- 12/47
9470B 29433 L1129 -- 12/47
** 9462B, 64B, 66B, 68B & 70B are B-units
9472A & 9473A 29409, 29410 L1140, 1141 -- 6/48
9472B 29440 L1146 -- 6/48
9474A-9482A 29412-29420 L1148-1156 -- 6-12/48
9474B 29441 L1147 -- 6/48
9476B & 9478B 29438, 29442 L1144, 1158 -- 7, 9/48
** 9472B, 74B, 76B & 78B are B-units
9483A-9487A 29421-29425 L1161-1165 -- 10-11/48
9488A-9491A 29426-29429 L1166-1169 -- 11-12/48
Union Pacific 50-M-1A & 2A 27789, 27790 L1060, 1061 -- 12/45
50-M-3B 27791 L1062 -- 12/45
984A & 985A 29391, 29392 L1117, 1118 -- 6/47
986B & 987B 29431, 29392 L1127, 1128 -- 10/47
704-707 29405-9408 L1108, 1110 -- 3-4/48
704B & 706B 29436, 29437 L1142, 1143 -- 11/47
** 50-M-3B, 986B, 987B, 704B & 706B are B-units

** 984A & 985A served as FM demonstrators 984 & 985 before delivery to the Union Pacific

Reference source: Extra 2200 South Erie-Built roster (by R. Craig, July 1968) and Erie-Builts and H20-44s by David R. Sweetland

Batch / Purchase Order numbers were compiled by Dave Dallner.

FM "Erie-Builts"

Technical Data
Formatted by: R. Craig
POWERTRAIN
Engine: Fairbanks-Morse 38D (2-cycle) @ 2000 hp Opposed-piston, Bore & Stroke: 8.2" x 10.0" RPM (Max. / Min.): 850 / 400
Main Gen.: GT567 Traction Motors: GE-746 (four) Tractive Force (starting): 55,000 lbs @ 25% Tractive Force (continuous): 90,000 lbs @ 10.7 mph
SPECIFICATIONS / DIMENSIONS
Wheel Arrngmnt: A1A-A1A Wheel Dia: 42" Truck Wheelbase: 15'-05" Loco Wgt: 324,000 lbs.
Total Length: 64'-10" Cab Width: 10'-10" Cab / Hood Height: 15'-0" Distance between Truck Centers: 36'-5"
M/U Capability: Yes Dynamic Braking: Option Speed: 70 mph / Gear Ratio: 70:15 ---
CAPACITIES

Fuel Oil: 1200 gal.

Lub Oil: 360 gal.

Cooling Water: 490 gal.

 Sand:
NOTES & CREDITS
* Height Dimensions are from top of railhead.

Reference Sources:

  • Extra 2200 South (issue #7)
  • Erie-Builts and H20-44s, by David R. Sweetland
  • Car & Locomotive Cyclopedia, 1952, by Simmons & Boardman
  • GE Locomotive Builder Numbers by John Whittingham

Drawing by: Jean-Denis Bachand

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