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.
2.2500 inches nominal bore inside diameter, not casehardened casehardening indicator, 0.8750 inches nominal counterbore depth, 5.0000 inches nominal face width, 2.4950 inches minimum and 2.4960 inches maximum counterbore diameter