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.
mil-l-6085 mil spec single material response lubrication material document and classification, 0.0002 inches minimum radial and 0.0004 inches maximum radial internal clearance, radial load direction, straight bore shape, 0.1248 inches minimum and 0.1250 inches maximum bore diameter