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.
1.250 inches nominal outside diameter, not casehardened casehardening indicator, 0.874 inches minimum and 0.875 inches maximum bore inside diameter, 0.030 in. chamfer by 45 degrees chamfer/radius of inside corner, 0.885 inches nominal face width