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.
0.0010 inches maximum axial internal clearance, straight bore shape, radial load direction, 3.9366 inches minimum and 3.9370 inches maximum bore diameter, 5.7083 inches minimum and 5.7087 inches maximum overall outside diameter