POWERMATE OEM MOTOR - REPLACED BY A DIRECT DROP IN 8-27-2012 B384 A.O. SMITH OR B180 A.O. SMITH - Item Air Compressor Motor Motor Type Capacitor-Start, Capacitor-Run Enclosure Open Dripproof HP 5 Nameplate RPM 3450 NEMA/IEC Frame 56Y Voltage 208-230 Hz 60 Phase 1 Full Load Amps 19.8/22.0 Mounting Base Thermal Protection Manual Insulation Class B Service Factor 1.15 Bearings Ball Ambient (C) 40 Rotation CCWSE Shaft Dia. (In.) 7/8 Shaft Length (In.) 2-1/4 Duty Continuous Standards UL Recognized (E44549), CSA Certified (LR4642) Capacitor Included Yes RPM Range 2350-3600 Finish Black Mfr. Stock No. B384