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.
57.0 rockwell c minimum and 61.0 rockwell c maximum inner member hardness rating, 26.0 rockwell c minimum and 36.0 rockwell c maximum outer race member hardness rating, 0.4995 inches minimum and 0.5000 inches maximum bore diameter, groove external inner member lubrication feature, 0.6200 inches minimum and 0.6250 inches maximum inner member width