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.
qq-c-465 fed spec 1st material response outer race member material document and classification, mil-s-7420 mil spec 2nd material response inner member material document and classification, 0.2495 inches minimum and 0.2500 inches maximum bore diameter, groove outer race member lubrication feature, 0.3380 inches minimum and 0.3430 inches maximum inner member width