AN373 (REV. 4), AIR FORCE/NAVY AERONAUTICAL STANDARD: NUT, SELF LOCKING, PLATE, COUNTERSUNK 100 DEG., 250 DEG. F (21 MAR 1972) (S/S BY MS21049)
AN373 (REV. 4), AIR FORCE/NAVY AERONAUTICAL STANDARD: NUT, SELF LOCKING, PLATE, COUNTERSUNK 100 DEG., 250 DEG. F (21 MAR 1972) (S/S BY MS21049).