MS21299A (NOTICE 1), MILITARY STANDARD: WASHER, COUNTERSUNK AND PLAIN, FOR USE WITH BOLTS AND NUTS UP TO AND INCLUDING 260 KSI FTU (19 APR 1999) [SUPERSEDED BY NASM21299]
MS21299A (NOTICE 1), MILITARY STANDARD: WASHER, COUNTERSUNK AND PLAIN, FOR USE WITH BOLTS AND NUTS UP TO AND INCLUDING 260 KSI FTU (19 APR 1999) [SUPERSEDED BY NASM21299].