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.
3.1875 inches minimum and 3.1885 inches maximum outer member outside diameter, 1.9900 inches minimum and 2.0000 inches maximum bore diameter, plastic furane overall material, 1.7450 inches minimum and 1.7500 inches maximum inner member width, alofts sonar system, model 980 (v1) end item identification