MARATHON MOTORS 5K49FN4136 Motor, 3-Ph, 1/3 HP, 1725 RPM, 208-230/460V. More details: General Purpose Motor, 3-Phase, Totally Enclosed Fan-Cooled, 1/3 HP, Nameplate RPM 1725, 56 Frame, Voltage 208-230/460, 60 Hz, 3 Phase, 1.5-1.6/0.80 Full Load Amps, Number of Speeds 1, Motor Mounting Type Rigid Base, Motor Mounting Position Horizontal, Motor Thermal Protection None, Insulation Class B, 1.35 Service Factor, Ball Bearings, Frame Material Rolled Steel, Max. Ambient Temp. 40 Degrees C, CW/CCW Rotation, Overall Length 10-3/4 In., Motor Shaft Design Keyed