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.
28.0 rockwell c minimum and 37.0 rockwell c maximum outer race member hardness rating, 55.0 rockwell c minimum and 60.0 rockwell c maximum inner member hardness rating, 0.4950 inches minimum and 0.5050 inches maximum inner member width, 0.7495 inches minimum and 0.7500 inches maximum bore diameter, ams 5630 assn std single material response inner member material document and classification