A special single or multiple-row ball bearing, rigid or self-aligning, and constructed with either a solid or hollow shank, internally or externally threaded.
0.4480 inches maximum outer ring width, 1.9280 inches minimum and 1.9480 inches maximum length from bore center to shank end, 0.1895 inches minimum and 0.1900 inches maximum bore diameter, self-aligning alignment type, 0.5570 inches minimum and 0.5620 inches maximum inner ring width