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.
26.0 rockwell c minimum and 32.0 rockwell c maximum outer race member hardness rating, plastic polytetrafluoroethylene race liner material, 0.4950 inches minimum and 0.5000 inches maximum inner member width, 0.1895 inches minimum and 0.1900 inches maximum bore diameter, 57.0 rockwell c minimum and 61.0 rockwell c maximum inner member hardness rating