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, 0.5904 inches minimum and 0.5906 inches maximum bore diameter, 25.0 degrees minimum contact angle, 0.0014 inches minimum radial and 0.0018 inches maximum radial internal clearance, angular load direction