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.
0.0005 inches minimum radial and 0.0008 inches maximum radial internal clearance, 0.0420 inches nominal flange width, 0.2498 inches minimum and 0.2500 inches maximum bore diameter, 0.6900 inches nominal flange outside diameter, straight bore shape