| GE U25B April 1959 to March 1966 Quantity Built: 478** |
| ||||
|---|---|---|---|---|---|
| Revised: 30 Sept. 2011 | Photograph by: Marty Bernard | ||||
| -- | Roster Info: John Komanesky | ||||
| Original owner | Road Numbers | Qty | Bldr Numbers | Batch/Order Nos. | Bldr Dates |
| Atchison Topeka & Santa Fe | 1600-1607 | 8 | 34246-34253 | 1321 | 4-5/62 |
| 1608-1615 | 8 | 34677-34684 | 1371 | 2/63 | |
| Chesapeake & Ohio | 2500, 2501 | 2 | 34566, 34567 | 1381/1383 | 8/63 |
| 2502, 2503 | 2 | 34569, 34570 | 1381/1383 | 8/63 | |
| 2504 | 1 | 34568 | 1381/1383 | 8/63 | |
| 2505-2507 | 3 | 34724-34726 | 1381/1383 | 8-9/63 | |
| 2508-2537 | 20 | 34731-34760 | ?? | 10/63-1/64 | |
| Chicago Burlington & Quincy | 100-105 | 6 | 35194-35199 | 1435 | 9/64 |
| Erie Lackawanna | 2501-2512 | 12 | 35160-35171 | 1432 | 9/64 |
| 2513-2527 | 15 | 35652-35666 | 1456 | 7-8/65 | |
| General Electric | 751, 752 | 2 | 33505, 33506 | XP-24 test beds | 4, 6/59 |
| 753-756 | 4 | 34220-34223 | 1311 - Demos | 1-2/61 | |
| 2501, 2502 | 2 | 34239, 34236 | 1300 - Demos | 7/62 | |
| 2503, 2504 | 2 | 34234, 34237 | 1300 - Demos | 7/62 | |
| 51 | 1 | 34561 | 1364 - Demos | 7/63 | |
| 52 & 53 | 2 | 34564, 34565 | 1364 - Demos | 7/63 | |
| 54 | 1 | 34562 | 1364 - Demos | 7/63 | |
| ** GE Demonstrators #2501-2504 sold to UPRR as 633-636 | |||||
| Great Northern | 2500-2506 | 7 | 34962-34968 | 1415 | 4/64 |
| 2507, 2508 | 2 | 34984, 34985 | 1415 | 4/64 | |
| 2509-2523 | 15 | 35566-35580 | 1451 | 4-5/65 | |
| Louisville & Nashville | 1600-1604 | 5 | 34713-34717 | 1379 | 6/63 |
| 1605-1608 | 4 | 34727-34730 | 1379 | 8/63 | |
| 1609-1612 | 4 | 34761-34764 | 1384 | 11-12/63 | |
| 1613-1626 | 14 | 35130-35143 | 1426 | 6-10/64 | |
| Milwaukee | 380-391 | 12 | 35632-35643 | 1453 | 6-8/65 |
| New Haven | 2500-2509 | 10 | 35394-35403 | 1437 | 10/64 |
| 2510-2525 | 16 | 35718-35733 | 1457 | 10-11/65 | |
| New York Central | 2500-2529 | 30 | 34986-35015 | 1418 | 3-9/64 |
| 2530-2559 | 30 | 35423-35452 | 1442 | 11/64-2/65 | |
| 2560 | 1 | 35700 | 1458 | 9/65 | |
| 2561-2569 | 9 | 35691-35699 | 1458 | 7-9/65 | |
| Norfolk & Western | 3515 | 1 | 35581 | 1446 | 2/65 |
| Pennsylvania | 2500-2506 | 7 | 34528-34534 | 1345 | 8/62 |
| 2507-2528 | 22 | 34539-34560 | 1361 | 9-10/62 | |
| 2529-2533 | 5 | 35124-35128 | 1423 | 9/64 | |
| 2534-2548 | 15 | 35530-35544 | 1444 | 2-3/65 | |
| 2649-2658 | 10 | 35773-35782 | 1463 | 11-12/65 | |
| Rock Island | 200-205 | 6 | 34707-34712 | 1378 | 5/63 |
| 206-211 | 6 | 34718-34723 | 1378 | 9-10/63 | |
| 212-224 | 13 | 35111-35123 | 1421 | 4-6/64 | |
| 225-238 | 14 | 35701-35714 | 1452 | 9-10/65 | |
| St. Louis-San Francisco | 800 | 1 | 34227 | 1311 | 12/61 |
| 801, 802 | 2 | 34231, 34232 | 1311 | 11/61 | |
| 803 | 1 | 34229 | 1311 | 12/61 | |
| 804-807 are ex-GE Demonstrators #753-756 | |||||
| 808 | 1 | 34573 | 1364 | 7/63 | |
| 809, 810 | 2 | 34571, 34572 | 1364 | 7/63 | |
| 811 | 1 | 34563 | 1364 | 7/63 | |
| 812 and 813 are ex-GE Demonstrators #51 and 54 | |||||
| 814 and 815 are ex-GE Demonstrators #52 and 53 | |||||
| 816-823 | 8 | 35522-35529 | 1439 | 3/65 | |
| 824-831 | 8 | 35761-35768 | 1459 | 1-2/66 | |
| Southern Pacific | 7500-7505 | 6 | 34240-34245 | 1325 | 3-4/62 |
| 7506-7511 | 6 | 34698-34703 | 1376 | 3-4/63 | |
| 7512-7514 | 3 | 34704-34706 | 1376 | 4/63 | |
| 7515-7527 | 13 | 34685-34697 | 1372 | 3/63 | |
| 7528-7564 | 37 | 34765-34801 | 1405 | 1-3/64 | |
| 7565-7567 | 3 | 34959-34961 | 1405 | 4/64 | |
| Union Pacific | 625-627 | 3 | 34224-34226 | 1310 | 8/61 |
| 628 | 1 | 34228 | 1300 | 8/61 | |
| 629, 630 | 2 | 34238, 34233 | 1300 | 5/62 | |
| 631, 632 | 2 | 34230, 34235 | 1300 | 5/62 | |
| 637-640 | 4 | 34535-34538 | 1340 | 8-9/62 | |
| Wabash | 500, 501 | 2 | 34254, 34522 | 1330 | 5, 6/62 |
| 502-505 | 4 | 34256-34259 | 1330 | 5/62 | |
| 506, 507 | 2 | 34519, 34520 | 1330 | 8/62 | |
| 508, 509 | 2 | 34521, 34524 | 1330 | 8/62 | |
| 510, 511 | 2 | 34523, 34525 | 1330 | 8/62 | |
| 512 | 1 | 34526 | 1330 | 8/62 | |
| 513 | 1 | 34527 | 1330 | 8/62 | |
| 514 | 1 | 34255 | 1330 | 8/62 | |
|
**Total includes four XP24 proto-types
Source of information: Extra 2200 South. Corrections / additions provided by: John Whittingham.Batch/Order numbers were provided by Dave Dallner. |
|||||
GE U25BTechnical 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 (four) | Tractive Force (starting): 75,000 lbs @ 30% | Tractive Force (continuous): 64,000 lbs @ 10.7 mph |
| TRUCKS | |||
| Wheel Arrngmnt: B-B | Wheel Dia: 40" | Turning Radius (min): 39 degrees | Wheelbase: 9'-04" |
| M/U Capability | Dyn. Braking | Loco Wgt: 252,000 lbs. | Speed: 70 mph / Gear Ratio: 74:18 |
| SPECIFICATIONS / DIMENSIONS | |||
| Total Length: 60'-2" | Locomotive Wheel Base: 45'-6" | Engine Hood Height: 14'-06.6" | Cab Heighth*: 14'-02" |
| Cab Width: 9'-11" | Top of Walkway: 5'-07.6" | Length over handrails: 10'-06.5" | Distance between Truck Centers: 36'-02" |
| M/U Capability: Yes | Dynamic Braking: Yes | Loco Wgt: 252,000 lbs. | Speed: 70 mph / Gear Ratio: 74:18 |
| T/M Blower (2): 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:
|
|||