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, groove and perforation external inner member lubrication feature, 37.0 rockwell c minimum inner member hardness rating, 1.7133 inches minimum and 1.7148 inches maximum bore diameter, 1.1700 inches minimum and 1.1750 inches maximum inner member width