The Timken Company 417516 Radial Shaft Oil Seal

The Timken 417516 radial shaft oil seal is a steel-cased, nitrile (NBR) lip seal with a Type 41 multi-lip design that retains lubricant and blocks contaminants in rotating equipment. It is a general-purpose industrial shaft sealing device used in gearboxes, pumps, electric motors, conveyors, and compressors where dependable sealing is essential. Key dimensions and construction include a shaft diameter of 4.187 in (106.350 mm), an outer diameter of 6.256 in (158.902 mm), a housing bore of 6.250 in (158.750 mm), and an overall width of 0.500 in (12.700 mm), as part of Series 410000, with a steel case and inner case, and Redi-Coat finish. The seal features a spring-loaded multi-lip configuration and a nitrile sealing element, designed to operate at speeds up to 3000 ft/min, with a misalignment tolerance of 0.015 in at 800 rpm and 0.010 in at 4200 rpm, a 7 psi pressure rating, and an operating temperature range from -40°F to 225°F (-40°C to 107°C). Common replacements include SKF 417516, CR 417516, and National 417516.