Timken 417556 Oil Seal

The Timken National 417556 oil seal is a radial shaft seal designed to retain lubricants and block contaminants in rotating equipment such as industrial gearboxes, pumps, electric motors, conveyors, and other power transmission systems. It uses a nitrile (NBR) sealing element, a Type 41 multi-lip configuration with a spring, and a steel case with inner casing, and is Redi-Coat ready. Shaft diameter 5.625 in (142.875 mm); outside diameter 6.882 in (174.803 mm); housing bore 6.874 in (174.600 mm); overall width 0.500 in (12.700 mm); maximum shaft surface speed 3000 ft/min; misalignment tolerance 0.015 in at 800 rpm and 0.010 in at 4200 rpm; pressure rating 7 psi; operating temperature −40°F to 225°F (−40°C to 107°C). Common replacements include SKF 417556, CR 417556, National 417556.