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.
0.378 inches minimum and 0.386 inches maximum bore length, not casehardened casehardening indicator, 0.500 inches nominal hub diameter, 0.3040 inches nominal face width, 0.265 inches minimum and 0.270 inches maximum bore inside diameter