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.
1.2495 inches minimum and 1.2500 inches maximum bore inside diameter, 2.990 inches minimum and 3.000 inches maximum face width, 0.030 in. min 0.050 in. max radius chamfer/radius of inside corner, not casehardened casehardening indicator, 2.500 inches nominal outside diameter