A cylindrical device in which the inner cone or outer cup turns upon a single or double row of tapered hardened rollers which roll easily in a race, thus minimizing friction and designed to carry a radial load and capable of sustaining axial thrust. Excludes:bearing,roller,thrust.
4.5000 inches minimum and 4.5010 inches maximum bore diameter, 0.1400 inches nominal cone corner radius, 0.1300 inches nominal backface corner radius, 4.2300 inches minimum and 4.2780 inches maximum cup width, 3.8920 inches nominal cone width