Speed Reducer, Input Connection Type C-Face, Gear Type Helical, Spur, Output Shaft Type Keyed, Maximum Output Speed 30 RPM, Motor Frame Designation 56C, Base to Center 4.88 in, Gear Ratio 57.5:1, Rotation CW/CCW, Maximum Input Horsepower 0.5 hp, Maximum Output Torque 998 in-lb, Overhung Load Capacity 885 ft-lb, Mounting Orientation Horizontal, Overall Height 7.47 in, Mount Hole Center-to-Center Length 4.5 in, Application Speed Reducer, Bearing Type Ball, Maximum Input Speed 1,800 RPM WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov - Nickel (Metallic)