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.
0.750 inches nominal outside diameter, 0.500 inches nominal face width, surface treatment is only on outer surfaces; bsc static capacity: 4130 lbs.; bsc dynamic capacity: 1660 lbs.;outer race and rollers data: material is sae 52100,heat treat to rockwell c 58-64; stud data: material is sae 52100,4118,4620,or 8620; threaded to 0.4375-20unf-3a; heat treat raceway to rockwell c 60-64; heat treat stem to rockwell c 51-56; end plate material is brgsteel; seal material is moly-filled nylon; lubrication-lithium soap base grease special features, not casehardened casehardening indicator, steel material