Speed Reducer, Input Connection Type C-Face, Gear Type Worm, Output Shaft Type Round, Maximum Output Speed 43 RPM, Motor Frame Designation 56C, Worm Center Distance 2.62 in, Gear Ratio 40:1, Rotation CW/CCW, Maximum Input Horsepower 0.5 hp, Maximum Output Torque 431 in-lb, Overhung Load Capacity 870 ft-lb, Housing Material Cast Iron, Bearing Type Ball, Gear Material Hardened and Ground Steel, Housing Material Finish Powder Coated Epoxy Paint WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov - Nickel (Metallic)