MS21387E (NOTICE 2), MILITARY STANDARD: KNOB ROUND, ILLUMINATED AND NON ILLUMINATED, SMALL (25 SEP 2001) [SUPERSEDED BY NASM21387]
MS21387E (NOTICE 2), MILITARY STANDARD: KNOB ROUND, ILLUMINATED AND NON ILLUMINATED, SMALL (25 SEP 2001) [SUPERSEDED BY NASM21387].