Electrical Type: DC Permanent Magnet HP: 1/6 KW: 0.13 RPM: 1140 Frame: 34 Enclosure: Totally Enclosed Non Ventilated Voltage: 230 Rotation: Reversible Overload: None Material: Rolled Steel Bearings Type: Ball / Ball Bearings SE Type: Ball Bearings OSE Type: Ball Mounting: Rigid Base Amperage: 0.7 Shaft Type: Flat Shaft Extension: 1.620" Shaft Diameter: 0.500 AC/DC: DC Bearings DE Type: Ball Bearings ODE Type: Ball Skewed armature for smooth and quiet operation