MS21049E, MILITARY STANDARD: NUT, SELF-LOCKING, PLATE, TWO LUG, 100 DEG. CSK LOW HEIGHT, STEEL, 125 KSI FTU, 450 DEG. F. (24-SEP-1986) [SUPERSEDING AN361 AND AN362] [SUPERSEDED BY NASM21049]
MS21049E, MILITARY STANDARD: NUT, SELF-LOCKING, PLATE, TWO LUG, 100 DEG. CSK LOW HEIGHT, STEEL, 125 KSI FTU, 450 DEG. F. (24-SEP-1986) [SUPERSEDING AN361 AND AN362] [SUPERSEDED BY NASM21049].