Air Motor Output Power @ Maximum Speed 5.25 hp Maximum Torque 132 in-lb No Load Speed 2 500 RPM Maximum Flow Rate 175 cfm Shaft Diameter 7/8 in Shaft Length 2 1/8 in Mount Type Flange Inlet Size 1/2 in Air Inlet Type NPT Rotation CW/CCW Housing Material Cast Iron Shaft Material Grade 40Cr Bearing Protection Not Applicable Maximum Operating Pressure 100 psi Includes Muffler Keyway Width 1/4 in Weight 27.56 lb Housing Material Grade Not Applicable Housing Material Finish Painted