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.
76.0 millimeters nominal cone width, 57.0 millimeters nominal cup width, 3.0 millimeters minimum backface corner radius, 240.0 millimeters nominal bore diameter, 4.0 millimeters minimum cone corner radius