← Fastener catalog

AN / MS / NAS standard hardware

Bolts, nuts, washers, screws, cotter pins and safety wire. Each page identifies the source, what it establishes, and any unreadable or unverified fields. Manufacturer nut mappings are labeled separately from standard-sheet decodes.

5710 references · page 51 of 72

Standard hardware part numbers
Part numberSeriesHardware
MS27039C4-30MS27039Screws
MS27039DD4-31MS27039Screws
MS27039BP4-31MS27039Screws
MS27039B4-31MS27039Screws
MS27039-4-31MS27039Screws
MS27039C4-31MS27039Screws
MS27039DD4-32MS27039Screws
MS27039BP4-32MS27039Screws
MS27039B4-32MS27039Screws
MS27039-4-32MS27039Screws
MS27039C4-32MS27039Screws
MS27039DD4-33MS27039Screws
MS27039BP4-33MS27039Screws
MS27039B4-33MS27039Screws
MS27039-4-33MS27039Screws
MS27039C4-33MS27039Screws
MS27039DD4-34MS27039Screws
MS27039BP4-34MS27039Screws
MS27039B4-34MS27039Screws
MS27039-4-34MS27039Screws
MS27039C4-34MS27039Screws
MS27039DD4-35MS27039Screws
MS27039BP4-35MS27039Screws
MS27039B4-35MS27039Screws
MS27039-4-35MS27039Screws
MS27039C4-35MS27039Screws
MS27039DD4-36MS27039Screws
MS27039BP4-36MS27039Screws
MS27039B4-36MS27039Screws
MS27039-4-36MS27039Screws
MS27039C4-36MS27039Screws
MS27039DD4-37MS27039Screws
MS27039BP4-37MS27039Screws
MS27039B4-37MS27039Screws
MS27039-4-37MS27039Screws
MS27039C4-37MS27039Screws
MS27039DD4-38MS27039Screws
MS27039BP4-38MS27039Screws
MS27039B4-38MS27039Screws
MS27039-4-38MS27039Screws
MS27039C4-38MS27039Screws
MS27039DD4-39MS27039Screws
MS27039BP4-39MS27039Screws
MS27039B4-39MS27039Screws
MS27039-4-39MS27039Screws
MS27039C4-39MS27039Screws
MS27039DD4-40MS27039Screws
MS27039BP4-40MS27039Screws
MS27039B4-40MS27039Screws
MS27039-4-40MS27039Screws
MS27039C4-40MS27039Screws
MS27039DD4-41MS27039Screws
MS27039BP4-41MS27039Screws
MS27039B4-41MS27039Screws
MS27039-4-41MS27039Screws
MS27039C4-41MS27039Screws
MS27039DD4-42MS27039Screws
MS27039BP4-42MS27039Screws
MS27039B4-42MS27039Screws
MS27039-4-42MS27039Screws
MS27039C4-42MS27039Screws
MS27039DD4-43MS27039Screws
MS27039BP4-43MS27039Screws
MS27039B4-43MS27039Screws
MS27039-4-43MS27039Screws
MS27039C4-43MS27039Screws
MS27039DD4-44MS27039Screws
MS27039BP4-44MS27039Screws
MS27039B4-44MS27039Screws
MS27039-4-44MS27039Screws
MS27039C4-44MS27039Screws
MS27039DD4-45MS27039Screws
MS27039BP4-45MS27039Screws
MS27039B4-45MS27039Screws
MS27039-4-45MS27039Screws
MS27039C4-45MS27039Screws
MS27039DD4-46MS27039Screws
MS27039BP4-46MS27039Screws
MS27039B4-46MS27039Screws
MS27039-4-46MS27039Screws

Additional series recognized by the decoder

AN310, AN315, AN316 and AN320 nuts; NAS6203–6220, NAS6603–6620, NAS464 and NAS1103–1120 bolts; NAS514, NAS1096, NAS1189, NAS1351/1352 and NAS1580/1581. Unverified dash fields stay undecoded. Educational-only NAS bolt catalog rows are excluded from this index.

AN310AN315AN316AN320AN364AN365MS20364MS20365MS21042MS21043MS21044MS21045NAS1021NAS1022NAS1291NAS6203NAS6603NAS464NAS514

Which spec replaces which

What the public cancellation notices say for common pairs, and what they leave out.

FAA torque reference and conditions →

Reference only: the controlling drawing, its process spec and the manufacturer's installation instructions govern. How to use these answers