A cylindrical body having a centrally located hole to accommodate a pin or shaft for attachment to a push rod guide, yoke, rocker arm, turntable, or rail. The item provides a rolling contact with the face of a valve stem, or the lobes of a cam ring or camshaft on engines, fuel injection pumps, latches, turntables, parallel bearing surfaces requiring a roller support, and the like. Excludes:bearing, roller, cylindrical; roller, electrical switch; and friction bearings. See also cam follower, needle bearing.
1.125 inches nominal face width, not casehardened casehardening indicator, 0.691 inches minimum and 0.692 inches maximum bore inside diameter, 0.030 in. lg by 45 deg chamfer both ends chamfer/radius of inside corner, 0.060 in. radius one end,0.125 in. lg by 45 deg chamfer one end chamfer/radius of outside corner