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.
0.2520 inches nominal bore diameter, self-aligning alignment type, 0.5000 inches nominal inner ring width, mil-g-3278 mil spec single material response lubrication material document and classification, 1.8120 inches nominal length from bore center to shank end