MS21244B (AMENDMENT 1), MILITARY SPECIFICATION SHEET: NUT, CASTELLATED, HEXAGON, COUNTERBORED ASSEMBLED WASHER, 450 DEG. F (FOR SELF RETAINING BOLTS) (15 JUN 1994) [SUPERSEDED BY NASM21244]

MS21244B (AMENDMENT 1), MILITARY SPECIFICATION SHEET: NUT, CASTELLATED, HEXAGON, COUNTERBORED ASSEMBLED WASHER, 450 DEG. F (FOR SELF RETAINING BOLTS) (15 JUN 1994) [SUPERSEDED BY NASM21244].