A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing,ball,duplex. Excludes:bearing,ball,airframe.
sf 81 50,fscm 59317 mfr ref single material response lubrication material document and classification, straight bore shape, radial load direction, 0.0469 inches nominal bore diameter, 0.0002 inches minimum radial and 0.0005 inches maximum radial internal clearance