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.
0.1259 inches minimum and 0.1263 inches maximum bore inside diameter, not casehardened casehardening indicator, 0.141 inches minimum and 0.145 inches maximum face width, -4341,avco lycoming div,stratford plant mfr ref single material response material document and classification, 0.188 in. min,0.250 in. max chamfer/radius of outside corner