Pool Pump Motor Bolt Circle Dia 7 1/8 in Duty Cycle Continuous Frame 56Y Hz 60 Hz Full Load Amps 3.8-3.6/1.80 Height 6 1/2 in HP 3/4 Ins. Class B Length Less Shaft 11 7/8 in Max Ambient Temp 50 Degrees C Motor Application Pump Motor Bearings Ball Motor Design 3-Phase Motor Efficiency Group Standard Efficient Motor Enclosure Design Open Dripproof Motor Frame Material Steel