A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes:bearing, plain, rod end and bearing, plain, spherical.
f-22 raptor aircraft. end item identification, 0.5000 inches nominal inner member width, bearing,plain,self-lubricating,self-aligning,low speed,narrow grooved outer ring,-65 to +325 degrees f. part name assigned by controlling agency, 0.5000 inches nominal bore diameter, self-lubricating liner race liner lubrication feature