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.
straight bore shape, standard internal fit-up designation, 30.0 degrees nominal contact angle, angular load direction, 8.9990 inches minimum and 9.0000 inches maximum bore diameter