HP: 20 RPM: 1800 Voltage: 208-230/460 Frame: 256T Amperage: 53-47/23.5 Enclosure: TEFC Phase: Three Electrical Type: Three Phase Rotation: REV Overload: None Material: Aluminum Bearings Type: Ball / Ball Bearings Size: 6207-2Z-J/C3 / 6309-2Z-J/C3 Bearings SE Type: Ball Bearings OSE Type: Ball Bearings SE Size: 6207-2Z-J/C3 Bearings OSE Size: 6309-2Z-J/C3 Mounting: Horizontal / Footed Shaft Type: Single NEMA Premium Efficient