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.
0.375 inches minimum and 0.376 inches maximum bore inside diameter, not casehardened casehardening indicator, 0.620 inches minimum and 0.630 inches maximum outside diameter, mil-s-5000 mil spec single material response material document and classification, 0.360 inches minimum and 0.365 inches maximum face width