Precision machined aluminum gear housing. Worm-type right-angle gearing features hardened, steel worm with bronze worm wheel for long life and quiet operation. Lubrication is permanent with an oil bath. Gearbox has all ball bearings. Output shaft is field interchangeable from left hand to right hand style by reassembly. Double output shaft available as a factory option. Performance matched for continuous duty service over 60:1 speed range. These right-angle gearmotors have a lubrication breather positioned for horizontal mounting. For other mountings, the breather plug must be reoriented by using a 90 degree 1/8 inch NPT taper pipe elbow. - Leeson SCR Rated DC Gear Motor, Bearing Type: Ball, Duty: Continuous, Enclosure Type: Totally Enclosed Non-Ventilated, Frame Size: 34, Gear Material: Aluminum, Gearing Arrangement: Worm Gear, Insulation Type: Class H3, Material: Steel, Overload Protector: No, Rotation: Reconnect, Service Factor: 1, Shaft Diameter: 0.625 Inch, Shaft Position: Right-Angle, Temperature Rating: 40 °C.