General Electric U25C

Quantity Built 113

9/1963 to 12/1965

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Last Revision: 23 October 2010 R. Craig Photo
Revised: 12 Feb. 2014 Info Supplied by: John Komanesky
Original owner Road Numbers Qty. Bldr Numbers Batch Numbers Bldr Dates
Atlantic Coast Line 3000-3003 4 34969-34972 1810 12/63
3004-3010 7 35064-35070 1845 11/64
3011-3017 7 35609-35615 1875 10/65
3018-3020 3 35616-35618 1875 11/65
Chicago Burlington & Quincy 550, 551 2 35597, 35598 1865 8/65
552-560 9 35599-35607 1865 9/65
561 1 35608 1865 10/65
Lake Superior & Ishpeming 2500, 2501 2 35062, 35063 1823/1825 5, 7/64
Louisville & Nashville 1500, 1501 2 35545, 35546 1855 5/65
1502-1511 10 35548-35557 1855 5-7/65
1512 1 35547 1855 5/65
1513-1517 5 35558-35562 1855 10/65
Northern Pacific 2500-2505 6 35035-35040 1821 5/64
2506-2514 9 35041-35049 1821 6/64
2515, 2516 2 35582, 35583 1847 5/65
2517-2524 8 35584-35591 1847 6/65
2525-2529 5 35592-35596 1847 7/65
Oro Dam 8010-8013 4 34815-34818 1800 9/63
8014-8016 3 34819-34821 1800 5/64
8017, 8018 2 35563, 35564 1896 12/65
8019 1 35629 1896 12/65
Pennsylvania 6500-6502 3 35057-35059 1850 4/65
6503 1 35056 1850 4/65
6504-6509 5 35050-35055 1850 4/65
6510-6515 6 35619-35622 1895 11-12/65
6516-6519 4 35623-35628 1895 12/65

Source of information: Extra 2200 South. Additional information from Dave Dallner.

Batch / order numbers provided by Dave Dallner.

GE U25C

Technical Data
Drawings and Technical Data Supplied by: Jean-Denis Bachand
POWERTRAIN
Engine: General Electric FDL16 (4-cycle) @ 2500 hp Bore & Stroke: 9.0" x 10.5" RPM (Max. / Min.): 1050 / 650
Main Gen.: GT598 Traction Motors: GE-752 (six) Tractive Force (starting): 92,000 lbs @ 25% Tractive Force (continuous): 60,000 lbs @ 10.7 mph
TRUCKS
Wheel Arrngmnt: C-C Wheel Dia: 40" Turning Radius (min): 39 degrees Wheelbase: 13'-00"
M/U Capability Dyn. Braking Loco Wgt: 252,000 lbs. Speed: 70 mph / Gear Ratio: 74:18
SPECIFICATIONS / DIMENSIONS
Total Length: 64'-06" Locomotive Wheel Base: 51'-04" Engine Hood Height: 15'-03"" Cab Heighth*: 14'-07"
Cab Width: 9'-11" Top of Walkway: 5'-07.6" Length over handrails: 10'-06.5" Distance between Truck Centers: 38'-04"
M/U Capability: Yes Dynamic Braking: Yes Loco Wgt: 348,000 lbs. Speed: 70 mph / Gear Ratio: 74:18
T/M Blower (3): Mechanical Driven Auxillary Generator: GY27 Air Comp.: Westinghouse 3CDC Air Brake: Westinghouse 26L
CAPACITIES

Fuel Oil: 1700 gal. or 2900 gal.

Lub Oil: 355 gal.

Cooling Water: 290 gal.

Sand: 32 cubic feet
NOTES & CREDITS
Height dimensions are from top of railhead.

Reference Sources:

  • Extra 2200 South, issue #75
  • GE Advanced Generation, 1989, by James W. Kerr
  • GE Locomotives, volumes 1 & 2, 1981, by James W. Kerr
  • Car & Locomotive Cyclopedia, 1984, by Simmons & Boardman
  • The Modern Locomotive Handbook, 1979, Railway Fuel & Operating Officers Assn.
  • Diesel & Electric Locomotive Specifications, 1981, by F. K. Hudson.
  • GE Advanced Generation, 1989, by James W. Kerr
  • GE U25 Promotional Brochure, 1962

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