Timken 416345 Radial Shaft Oil Seal

Timken National 416345 is a Type 41 multi-lip radial shaft oil seal built for heavy-duty industrial gearboxes, pumps, electric motors, conveyors, and compressors to retain lubricant and prevent contaminants from entering bearing assemblies. The seal uses a nitrile (NBR) lip with a spring in a 410000-series steel-case housing and is finished with Redi-Coat for durability. It features a 3.875 in (98.425 mm) shaft diameter, 5.004 in (127.102 mm) outside diameter, 4.999 in (126.975 mm) housing bore, and 0.500 in (12.700 mm) overall width. Operating parameters include a maximum shaft surface speed of 3000 ft/min, misalignment tolerance of 0.015 in at 800 rpm and 0.010 in at 4200 rpm, and an operating temperature range from -40°F to 225°F (-40°C to 107°C). Common replacements include SKF 416345, CR 416345, and National 416345.