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.
4.1247 inches minimum and 4.1250 inches maximum overall outside diameter, straight bore shape, 3.4997 inches minimum and 3.5000 inches maximum bore diameter, 0.2075 inches minimum and 0.3125 inches maximum overall width, angular load direction