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.
15.0 millimeters nominal inner member width, lw155 howitzer end item identification, to prevent metal to metal contact between shaft and housing and prevent ingress of dirt, whilst absorbing shock loads functional description, plastic overall material, 15.0 millimeters nominal bore diameter