The Ron V. Nixon Collection

Locomotive Class - Z-3

Engine Numbers: 4005 - 4014 Class Size: 10 Wheel Type: 2-8-8-2 Builder: Alco Schenectady Built Date: 1913 Cylinder: HP 26x30 LP 40x30   Driver Diameter: 57   Boiler Pressure: 200    Grate Area: 84 Tractive Power: 89,500   Booster Power: 0   Adhestion Factor: Valve Gear: Walschaert   Superheater: Schmidt 45 units Weight on Drives:    Engine Weight Working:    Engine Total Empty: Tender Weight Working:    Tender Weight Empty:    Tender Class: 33E Water Cap: 10,000   Coal Oil Cap: 16 Comments:

Engine Numbers: 4015 - 4019 Class Size: 5 Wheel Type: 2-8-8-2 Builder: Alco Brooks Built Date: 1917 Cylinder: HP 26x30 LP 40x30   Driver Diameter: 57   Boiler Pressure: 200    Grate Area: 84 Tractive Power: 89,500   Booster Power: 0   Adhestion Factor: Valve Gear: Walschaert   Superheater: Schmidt 45 units Weight on Drives:    Engine Weight Working:    Engine Total Empty: Tender Weight Working:    Tender Weight Empty:    Tender Class: 33E Water Cap: 10,000   Coal Oil Cap: 16 Comments:

Engine Numbers: 4020 - 4025 Class Size: 6 Wheel Type: 2-8-8-2 Builder: Alco Brooks Built Date: 1920 Cylinder: HP 26x30 LP 40x30   Driver Diameter: 57   Boiler Pressure: 200    Grate Area: 84 Tractive Power: 89,500   Booster Power: 0   Adhestion Factor: Valve Gear: Walschaert   Superheater: Schmidt 45 units Weight on Drives: 418,600   Engine Weight Working: 482,700   Engine Total Empty: 433,200 Tender Weight Working: 213,000   Tender Weight Empty: 97,000   Tender Class: 33E Water Cap: 10,000   Coal Oil Cap: 16 Comments:

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