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.
rigid alignment type, 0.8110 inches minimum and 0.8130 inches maximum inner ring width, 0.3390 inches minimum and 0.3490 inches maximum outer ring width, 1.6600 inches minimum and 1.6720 inches maximum length from bore center to shank end, 0.8750 inches nominal overall outside diameter