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.
0.3220 inches minimum and 0.3320 inches maximum outer member width, 0.4320 inches minimum and 0.4370 inches maximum inner member width, 0.2495 inches minimum and 0.2500 inches maximum bore diameter, 0.7495 inches minimum and 0.7500 inches maximum outer member outside diameter, plastic polytetrafluoroethylene race liner material