Air Motor Output Power @ Maximum Speed 2.5 hp Maximum Torque 78.75 in-lb No Load Speed 3 000 RPM Maximum Flow Rate 68 cfm Shaft Diameter 5/8 in Shaft Length 2 5/8 in Mount Type Foot Hub Inlet Size 1/2 in Air Inlet Type NPT Rotation CCW Housing Material Cast Iron Shaft Material Grade 40Cr Bearing Protection Not Applicable Maximum Operating Pressure 80 psi Includes Muffler Keyway Width 1/4 in Weight 13.45 lb Housing Material Grade Not Applicable Housing Material Finish Painted