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, 25.0 degrees minimum contact angle, 3.0621 inches minimum and 3.0627 inches maximum bore diameter, angular load direction, 3.8743 inches minimum and 3.8751 inches maximum overall outside diameter