The Timken Company 450070 Radial Shaft Oil Seal

The Timken National 450070 radial shaft oil seal is designed to retain lubricants and exclude contaminants in rotating equipment, with a spring-loaded single-lip design that helps extend bearing and shaft life. Its nitrile (NBR) sealing element and Type 45 lip construction provide effective oil retention with low friction for rotating shafts in gearboxes, pumps, electric motors, agricultural equipment, conveyors, and other industrial machinery. Key specs include a shaft diameter of 1.750 in (44.450 mm), outside diameter of 2.627 in (66.726 mm), housing bore of 2.623 in (66.624 mm), and overall width of 0.500 in (12.700 mm), with a steel case and inner case and Redi-Coat coating. It supports up to 3000 ft/min shaft speed, with misalignment tolerance of 0.015 in at 800 rpm (0.010 in at 4200 rpm) and an operating temperature range from -40°F to 225°F (-40°C to 107°C). MPN 450070, Manufacturer Timken National, Series 450000, with common replacements SKF 450070, CR 450070, and National 450070.