2024年9月30日 · While UP operated a large fleet of 1500-horsepower F3s, the road's F7 fleet consisted of only 20 F7As, 36 F7Bs, and two FP7s, compared with Santa Fe's large fleet of 215 F7 cab units and 247 F7 booster units.

Generally, the F7 was equipped with a 62:15 gear ratio for freight service, offering a top speed of 65 mph. However, for passenger assignments they were geared for higher speeds (65:12). In all, EMD offered the model in eight different gear ratios, ranging from 56:21 (passenger) to 65:12 (freight). Rio Grande F7A #5754 in Denver, Colorado.

Reporting Marks: UP Showing Locomotive model F7A : Click on a locomotive to view pictures

2024年2月18日 · Built as UP 964A-968A, renumbered to UP 900-905 in March and April 1948. Equipped with high speed 56:21 gear ratio for passenger service; reassigned to freight service and regeared to 62:15 gear ratio; Renumbered to UP 1451 series. Equipped with 600 gallon water tanks to furnish water for steam generator-equipped B-units.

Beautiful view of the iconic Atchison, Topeka & Santa Fe F7A in its iconic war bonnet paint scheme with its shiny silver sides gleaming in the sun. Great color slide by Jim Lockart while he was visiting the"California State RR Museum where this loco is well preserved and maintained.

UP 1471 (F7A) Serial Number: 15087: Order No: 3094: Frame Number: 3094-A1: Built: 10/1951: Other locos with this serial: UP 1471(F7A) Page Controls : View: Pics Per Page: Title: UP 1471 : Description: UP F units sit in the inspection pit. I don't know the location. Photo Date: ...

Union Pacific has retained several other diesel-electric locomotives for preservation and possible restoration. In storage in Cheyenne is a Chicago and North Western "F" unit, the F7A CNW 401, the E-9B unit UP 966B, former Denver & Rio Grande F "B" unit DRGW 5763. In use as the "shop switcher" at the Cheyenne heritage complex is the UPY1072 SW1500.

2013年7月6日 · UP F7A - 1435 Bo'Bo' Diesel-electric locomotive. Gallery Spots People Countries Map Stats Community About. Sign Up Log in Log in. About Spots People Countries Map Stats Community Search. UP F7A. 1435 Bo'Bo' Diesel-electric locomotive from EMD F7 series. Summary. Gallery. Chris Walters discovered on Jul 6, 2013.

F7A - diesel locomotive build by EMD, GMD.

2014年5月28日 · Alternatively, just offer new powered F7B units to mate with our FP7A/F7B sets. The 3rd Rail units have single motor mechanims with gear reduction towers on each truck. The MTH and Lionel have toy-train type vertical motors on each truck with very little, if …