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.
4.8750 inches nominal overall outside diameter, radial load direction, 0.0016 inches minimum radial and 0.0028 inches maximum radial internal clearance, 4.2500 inches nominal bore diameter, straight bore shape