Air Gearmotor 0.32 hp HP Running Torque @ Max Pressure 49 in-lb 21 cfm Max Air Flow No Load RPM 400 RPM Shaft Dia 1/2 in Shaft Length 1.38 in Face Mounting Port Size 1/8 in NPT REV Rotation Housing Material Cast Iron Gray Finish 40 RPM RPM @ Max Torque Gear Ratio 15 1 Max Air Pressure 60 psi Keyway Length 1.38 in Overall Length 7.35 in Overall Width 2.93 in Overall Height 2.93 in 0 Degrees to 250 Degrees F Operating Temp Range