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 outer member of the assembly is modified to provide a shank. The inner member may be either a plain spherical bearing or a sleeve bearing. Excludes:bearing, plain, spherical and bearing, plain, self-aligning.
mil-g-23827 mil spec single material response lubrication material document and classification, 1.7800 inches nominal bore center to shank end distance, grease lubrication material, externally threaded shank style, 1.0700 inches minimum shank thread length