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.
55.0 rockwell c minimum inner member hardness rating, 0.8745 inches minimum and 0.8750 inches maximum bore diameter, 1.3950 inches minimum and 1.4000 inches maximum inner member width, steel comp 440c inner member material, plastic polytetrafluoroethylene race liner material