The Timken Company 417172 Radial Shaft Oil Seal

The Timken National 417172 radial shaft oil seal is designed to retain lubricants and prevent contaminants from entering rotating equipment, employing a nitrile (NBR) sealing element and a spring-loaded Type 41 multi-lip configuration for reliable sealing in industrial gearboxes, pumps, conveyors, compressors, and electric motors operating under normal conditions. It features a steel case with inner case (Series 410000), Redi-Coat, and a shaft diameter of 3.125 in (79.375 mm), outside diameter 4.506 in (114.452 mm), housing bore 4.500 in (114.300 mm), and overall width 0.500 in (12.700 mm). Other key specs 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 of -40°F to 225°F (-40°C to 107°C). Common replacements include SKF 417172, CR 417172, and National 417172.