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.
2.4409 inches nominal overall outside diameter, straight bore shape, angular load direction, nsn:3810-01-607-9674 end item identification, 0.9843 inches nominal bore diameter