Air Compressor Pump Lubrication Type Splash Lubricated Number of Stages 2 Maximum Output Power 5 hp 7.5 hp Free Air Flow Rate @ Maximum Pressure 24.0 cfm @ 175 psi Number of Cylinders 2 Maximum Operating Pressure 175 psi Flywheel Diameter 13 1/2 in Flywheel Included Yes Pump Speed 1 600 RPM Duty Cycle Continuous Construction Cast Iron Groove Section A Number of Grooves 1 Valve Type Finger Valve Material Stainless Steel Cylinder Material Cast Iron Rotation CW