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 59.0 rockwell c maximum inner member hardness rating, 57.0 rockwell c minimum and 59.0 rockwell c maximum outer race member hardness rating, 2.9994 inches minimum and 3.0000 inches maximum bore diameter, 3.3650 inches minimum and 3.3750 inches maximum inner member width, groove external inner member lubrication feature