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.
5.1181 inches nominal overall outside diameter, straight bore shape, 0.0005 inches minimum radial and 0.0010 inches maximum radial internal clearance, radial load direction, 2.3622 inches nominal bore diameter