Speed Reducer, Input Connection Type C-Face, Gear Type Worm, Output Shaft Type Hollow, Maximum Output Speed 17 RPM, Motor Frame Designation 56C, Worm Center Distance 2.38 in, Base to Center 4 in, Gear Ratio 100:1, Rotation CW/CCW, Maximum Input Horsepower 0.25 hp, Maximum Output Torque 533 in-lb, Overhung Load Capacity 1,025 ft-lb, Mounting Orientation Any Angle, Housing Material Cast Iron, Housing Material Finish Epoxy Coating System