MS21093B, MILITARY STANDARD: SCREW, SELF-LOCKING, 250 DEG. F, STEEL, 55 KSI FTU, 100 DEG. FLAT HEAD, CROSS RECESSED (30 SEP 1977) [SUPERSEDED BY NASM21093]
MS21093B, MILITARY STANDARD: SCREW, SELF-LOCKING, 250 DEG. F, STEEL, 55 KSI FTU, 100 DEG. FLAT HEAD, CROSS RECESSED (30 SEP 1977) [SUPERSEDED BY NASM21093].