Parallel Shaft Gearmotors Shaft Orientation Parallel Motor Enclosure Totally Enclosed Nonventilated Operating Voltage 12V DC Motor Type Permanent Magnet DC Nameplate Speed 31 RPM Maximum Torque 220 in-lb Starting Torque 220 in-lb Overhung Load Capacity 327 ft-lb Rotation CW/CCW Output Shaft Height 3.5 in Mounting Orientation Horizontal Vertical with Shaft Down Gear Ratio 58 1 Input Horsepower 1/17 hp Motor Insulation Class F Efficiency 60.4 Percent Output Shaft Diameter 5/8 in