Timken 370106A Radial Shaft Seal

Timken 370106A is a radial shaft oil seal engineered for oil-bath wheel-end sealing, designed to retain lubricant and prevent contaminants from entering rotating hub and axle assemblies. Used in heavy-duty truck wheel hubs, trailer axles, commercial vehicle drive axles, and fleet maintenance operations, it supports preventive maintenance, axle repair, and seal replacements to extend bearing life and minimize lubricant leakage. Key specifications include MPN 370106A, design Type 06, lip configuration triple lip with spring, lip material nitrile (NBR), shaft diameter 4.166 in (105.82 mm), outside diameter 5.506 in (139.85 mm), overall width 0.605 in (15.37 mm), maximum shaft surface speed 3000 ft/min, and operating temperature range -40°F to 225°F (-40°C to 107°C). Typical application: heavy-duty truck and trailer hubs. Common replacements include National 370106A, SKF 370106A, and Stemco 370106A.