Timken 05185B Tapered Roller Bearing Cup Assembly

The Timken 05185B tapered roller bearing cup delivers precise outer-race support for combined radial and axial loads in industrial rotating equipment. This single-flanged cup (TSF design) from the 05000 Series is made of through-hardened bearing steel and measures 1.8504 in (47.00 mm) outside diameter with a 0.4375 in (11.113 mm) cup width; the flange adds a 2.0024 in (50.861 mm) outer diameter and a 0.1090 in (2.769 mm) width, and it mates with compatible Timken tapered roller bearing cones. Commonly installed in industrial gearboxes, conveyor drives, agricultural machinery, machine tools, construction equipment, and other heavy-duty power-transmission systems, the 05185B is used for equipment repairs, bearing replacements, machine rebuilds, and OEM maintenance across industrial, automotive, and agricultural environments.