MS20073 and MS20074
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- MS20073B, MILITARY STANDARD, BOLT, MACHINE, AIRCRAFT, DRILLED HEAD, FINE THREAD (12 APR 1984) [S/S BY NASM20073]
- MS20074B, MILITARY SPECIFICATION, BOLT, MACHINE, AIRCRAFT, DRILLED HEAD, COARSE THREAD (13 JUN 1985) [S/S BY NASM20074]
- NASM20073, ADOPTION NOTICE (16 MAR 2001)
- NASM20074, ADOPTION NOTICE (20 MAR 2000)
