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.
0.1250 inches nominal outer ring width, 0.1875 inches nominal bore diameter, pacer dawn end item identification, 0.3750 inches nominal overall outside diameter, 0.0002 inches minimum radial and 0.0005 inches maximum radial internal clearance