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, 0.2765 inches minimum and 0.2815 inches maximum inner ring width, 0.0005 inches minimum radial and 0.0008 inches maximum radial internal clearance, 1.0622 inches minimum and 1.0625 inches maximum bore diameter, c22 calibration designator