Timken - hub, bearing and seal category leader. Since Henry Timken patented a tapered roller bearing in 1898, the Timken company has been recognized as a worldwide leader in the manufacturing of highly engineered bearings. Timken also has an impressive history of designing related friction management products, which are made in some of the world's most advanced manufacturing facilities. Our extensive global manufacturing network and research capabilities provide a solid foundation for continued product innovation. By choosing Timken, you are working with a manufacturer that is designing tomorrow's products and applications today. Timken is a primary supplier to original equipment manufacturers. The same consistent quality and dimensional characteristics of Timken products are preferred by professional installers. These factors help ensure proper product installation, minimize repair time, reduce comebacks and warranty claims, and therefore maximize performance.; Timken, the brand you can trust; Manufactured to OE specifications, ready to install; Globally produced; Engineered for optimum performance and durability Package Dimensions: 3.25 x 3.25 x 1.75 inches Package Weight: 1.35 lb Package Quantity: 1 UPC: 053893414423 Bearing Seal Configuration: No Seal Required Inner Race Bore Diameter (in): 1.6248 IN Inner Race Material: Steel Inner Race Width (in): 1.083 IN Internet Product Code (IPC): 5260A3C7B9A Item has MSDS (SDS)?: N MFG Brand Name: Timken MFG Model # (Series): RUB1580EBFR MFG Name: Timken Outer Race Material: Steel Outer Race Outside Diameter (in): 3.1496 IN Outer Race Width (in): 1.083 IN Package Contents: 1 Pre-Lubricated: Yes Rolling Element Cage Material: Steel Rolling Element Material: Steel Rolling Element Rows: Single Supplier Company Name: Timken