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.
0.0781 inches nominal bore diameter, straight bore shape, 0.0230 inches nominal flange width, 0.2960 inches nominal flange outside diameter, c calibration designator