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.
0.060 in. radius chamfer/radius of outside corner, 0.090 inches minimum and 0.130 inches maximum counterbore depth, not casehardened casehardening indicator, 0.550 inches minimum and 0.570 inches maximum counterbore diameter, 0.262 inches minimum and 0.269 inches maximum bore inside diameter