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, standard internal fit-up designation, primarily radial internal fit-up contact angular direction, 3.0000 inches nominal bore diameter, air route surveillance radar 1,arsr1 end item identification