MS21383F (NOTICE 1), MILITARY STANDARD: KNOB RADIAL INDICATOR, ILLUMINATED AND NON ILLUMINATED (31 JUL 1997) [SUPERSEDED BY NASM21383]
MS21383F (NOTICE 1), MILITARY STANDARD: KNOB RADIAL INDICATOR, ILLUMINATED AND NON ILLUMINATED (31 JUL 1997) [SUPERSEDED BY NASM21383].