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.
kc135r acft end item identification, steel overall material, width 0.230 in.,overall dia. 0.940 in.,base 0.470 in.;used on pneumatic actuator,f-108 eng special features