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 36.0 rockwell c maximum outer race member hardness rating, 55.0 rockwell c minimum and 60.0 rockwell c maximum inner member hardness rating, 0.5570 inches minimum and 0.5620 inches maximum inner member width, 0.4995 inches minimum and 0.5000 inches maximum bore diameter, groove and perforation outer race member lubrication feature