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Japanese National Railways class DF50
Japan | 1957 | 138 produced
DF50 65 in 1982 in front of a freight train
DF50 65 in 1982 in front of a freight train
Spaceaero2
Variantseries 000 freightseries 000 passengerseries 500 freightseries 500 passenger
General
Built1957-1963
ManufacturerHitachi, Kawasaki, Kisha Seizō, Mitsubishi, Nippon Sharyō, Toshiba
Axle configB-B-B 
Gauge3 ft 6 in (Cape gauge)
Dimensions and Weights
Length53 ft 9 11/16 in
Fixed wheelbase7 ft 6 9/16 in
Service weight179,015 lbs187,613 lbs177,692 lbs186,290 lbs
Adhesive weight179,015 lbs187,613 lbs177,692 lbs186,290 lbs
Axle load29,983 lbs31,306 lbs29,762 lbs31,085 lbs
Power
Power sourcediesel-electric
Hourly power805 hp (600 kW)885 hp (660 kW)
Top speed56 mph
Engine8LDA25A V6V 22/30mA
Engine type8-cyl. dieselV6 diesel
Engine output1,046 hp (780 kW)1,184 hp (883 kW)
Power Plant
Boiler
Calculated Values
diesel locomotive
freight
passenger
last changed: 09 2023
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