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.
0.314 inches minimum and 0.317 inches maximum bore inside diameter, 0.495 inches minimum and 0.500 inches maximum face width, 0.060x45 degrees,chamfer chamfer/radius of outside corner, 0.030x90 degrees,chamfer chamfer/radius of inside corner, 1.000 inches nominal outside diameter