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.
not casehardened casehardening indicator, 0.3747 inches minimum and 0.3750 inches maximum outside diameter, 0.1510 inches minimum and 0.1560 inches maximum face width, 0.380 in. radius chamfer/radius of outside corner, 0.1250 inches minimum and 0.1253 inches maximum bore inside diameter