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.
19.0 rockwell c nominal outer race member hardness rating, groove external outer member lubrication feature, 0.4370 inches minimum and 0.4390 inches maximum bore diameter, 0.5570 inches minimum and 0.5620 inches maximum inner member width, 57.0 rockwell c nominal inner member hardness rating