Air Compressor, Single Phase, Motor Design Capacitor-Start/Run, 7 1/2 HP, Nameplate RPM 3,490, No. of Speeds 1, Voltage 230V AC, Full Load Amps 30.0 A, 184T Frame, 60 Hz Hz, Motor Service Factor 1.2, Motor Thermal Protection Manual, Ins. Class F, Max. Ambient Temp. 104 Degrees F, Duty Cycle Continuous, Motor Shaft Rotation CCWSE, Motor Enclosure Design Open Dripproof, Motor Mounting Type Rigid Base, Shaft Dia. 1 1/8 in, Shaft Length 2 7/8 in, Motor Shaft Design Keyed, Motor Bearings Ball