C-Face Ventilator Motor 1140 RPM 115 Volts 5.0 AmpsBall BearingClass B InsulationDrip ProofSplit PhaseReversibleNo BaseKeyed Shaft Product Specifications BRANDCentury MANUFACTURERS PART NUMBERF273 HORSEPOWER1/4 MOTOR RPM 60Hz1140 VOLTAGE115 PHASE1 FRAME56CZ ENCLOSURE TYPEOpen/Drip Proof HERTZ60 SPEEDS1 ROTATIONCCW/CW RATED RPM1140 MOUNTINGRigid FULL LOAD AMPS5 SHAFT DIAMETER0.625 SHAFT LENGTH2-1/4 BEARING TYPEBall SERVICE FACTOR1.35 is_motorYes RPM RANGE1101-1200