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.
ams 6440 assn std single material response inner member material document and classification, copper alloy outer race member material, 0.2495 inches minimum and 0.2500 inches maximum bore diameter, 0.3700 inches minimum and 0.3750 inches maximum inner member width, 57.0 rockwell c minimum and 61.0 rockwell c maximum inner member hardness rating