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.
0.299 inches minimum and 0.300 inches maximum face width, casehardened casehardening indicator, 1.121 inches minimum and 1.122 inches maximum outside diameter, steel material, 0.6255 inches minimum and 0.6265 inches maximum bore inside diameter