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.
angular load direction, 25.0 degrees minimum contact angle, 2.5622 inches minimum and 2.5626 inches maximum bore diameter, 3.2494 inches minimum and 3.2501 inches maximum overall outside diameter, straight bore shape