Class IS20
Country USSR
Railroad Line  
Wheel Arrangement 1'D2' h2   Boiler Pressure kp/cm²
Tender 3'3' Grate Area m²
Driving Wheel Ø mm

Heating Surface Area

m²
Leading Wheel Ø mm Superheater Area m²
Trailing Wheel Ø mm Cylinder Ø mm
Length (over all) mm Piston Stroke mm
Max. Speed (Design) 155 km/h Max. Axle Loading Mp
Max. Speed (achieved) km/h Weight on drivers Mp
Power hpi Weight (total) Mp
Fuel ? Power Transmission Rods
Gauge 1524 mm Tractive Effort    Mp
First Bldg. Year

1937

  Number built

1