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 and 62.0 rockwell c maximum inner member hardness rating, 0.4010 inches minimum and 0.4060 inches maximum inner member width, plastic polytetrafluoroethylene race liner material, 0.3745 inches minimum and 0.3750 inches maximum bore diameter, steel corrosion resisting outer race member material