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.
58.4980 inches minimum and 58.5000 inches maximum bore diameter, straight bore shape, radial load direction, 64.4980 inches minimum and 64.5000 inches maximum overall outside diameter, standard internal fit-up designation