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.
1.1022 inches minimum and 1.1024 inches maximum overall outside diameter, 0.4722 inches minimum and 0.4724 inches maximum bore diameter, 0.0005 inches minimum radial and 0.0008 inches maximum radial internal clearance, straight bore shape, radial load direction