Taper Roller Bearing-Cone, Single Row, ID 2.6875 x W 0.8660 in

399AS is a single row open tapered roller bearing cone with a 2.6875 inch bore and 0.8660 inch cone width. Built with tapered rollers and a cone raceway to support heavy radial loads and axial loads in one direction when paired with a compatible tapered bearing cup. The large bore and serviceable open cone design make it suitable for heavy axle, agricultural, and trailer repair assemblies where separate cone and cup components are installed together. Commonly used in heavy truck axles, agricultural machinery, trailer axle repair, industrial hubs, and heavy-duty equipment wheel ends. Product Specifications: Bearing Type: Single Row Tapered Roller Bearing Cone Part Number: 399AS Series: Inch Tapered Roller Cone Inner Diameter (ID): 2.6875 inch Outer Diameter (OD): Cone only; requires compatible bearing cup Width (W): 0.8660 inch Closure Type: Open Load Direction: Radial and One-Directional Axial Loads Precision Rating: Standard Precision Material: Chrome Steel Applications: Heavy truck axles Agricultural machinery Trailer axle repair Industrial hubs Heavy-duty equipment wheel ends