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.
constant speev/drive,mechanical,aircraft fsc application data, 0.086 in. min,0.090 in. max lg by 10 deg 22 min min,10 deg 52 min max chamfer chamfer/radius of outside corner, 0.426 inches minimum and 0.428 inches maximum face width, 1.188 inches minimum and 1.189 inches maximum bore inside diameter, not casehardened casehardening indicator