The Ron V. Nixon Collection

Locomotive Class - Z-7

Engine Numbers: 5121 - 5126 Class Size: 6 Wheel Type: 4-6-6-4 Builder: Alco Schenectady Built Date: 1941 Cylinder: 23x32   Driver Diameter: 70   Boiler Pressure: 260    Grate Area: 152 Tractive Power: 106,890   Booster Power: 0   Adhestion Factor: Valve Gear: Walschaert   Superheater: Type A Weight on Drives: 444,000   Engine Weight Working: 643,000   Engine Total Empty: 579,000 Tender Weight Working: 438,000   Tender Weight Empty: 176,500   Tender Class: 1G Water Cap: 25,000   Coal Oil Cap: 27 Comments:

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Ron V. Nixon Collection - Museum of the Rockies, Montana State University - Bozeman