← 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 49 of 72

Standard hardware part numbers
Part numberSeriesHardware
MS27039C1-51MS27039Screws
MS27039DD1-52MS27039Screws
MS27039BP1-52MS27039Screws
MS27039B1-52MS27039Screws
MS27039-1-52MS27039Screws
MS27039C1-52MS27039Screws
MS27039DD1-53MS27039Screws
MS27039BP1-53MS27039Screws
MS27039B1-53MS27039Screws
MS27039-1-53MS27039Screws
MS27039C1-53MS27039Screws
MS27039DD1-54MS27039Screws
MS27039BP1-54MS27039Screws
MS27039B1-54MS27039Screws
MS27039-1-54MS27039Screws
MS27039C1-54MS27039Screws
MS27039DD1-55MS27039Screws
MS27039BP1-55MS27039Screws
MS27039B1-55MS27039Screws
MS27039-1-55MS27039Screws
MS27039C1-55MS27039Screws
MS27039DD1-56MS27039Screws
MS27039BP1-56MS27039Screws
MS27039B1-56MS27039Screws
MS27039-1-56MS27039Screws
MS27039C1-56MS27039Screws
MS27039DD4-04MS27039Screws
MS27039BP4-04MS27039Screws
MS27039B4-04MS27039Screws
MS27039-4-04MS27039Screws
MS27039C4-04MS27039Screws
MS27039DD4-05MS27039Screws
MS27039BP4-05MS27039Screws
MS27039B4-05MS27039Screws
MS27039-4-05MS27039Screws
MS27039C4-05MS27039Screws
MS27039DD4-06MS27039Screws
MS27039BP4-06MS27039Screws
MS27039B4-06MS27039Screws
MS27039-4-06MS27039Screws
MS27039C4-06MS27039Screws
MS27039DD4-07MS27039Screws
MS27039BP4-07MS27039Screws
MS27039B4-07MS27039Screws
MS27039-4-07MS27039Screws
MS27039C4-07MS27039Screws
MS27039DD4-08MS27039Screws
MS27039BP4-08MS27039Screws
MS27039B4-08MS27039Screws
MS27039-4-08MS27039Screws
MS27039C4-08MS27039Screws
MS27039DD4-09MS27039Screws
MS27039BP4-09MS27039Screws
MS27039B4-09MS27039Screws
MS27039-4-09MS27039Screws
MS27039C4-09MS27039Screws
MS27039DD4-10MS27039Screws
MS27039BP4-10MS27039Screws
MS27039B4-10MS27039Screws
MS27039-4-10MS27039Screws
MS27039C4-10MS27039Screws
MS27039DD4-11MS27039Screws
MS27039BP4-11MS27039Screws
MS27039B4-11MS27039Screws
MS27039-4-11MS27039Screws
MS27039C4-11MS27039Screws
MS27039DD4-12MS27039Screws
MS27039BP4-12MS27039Screws
MS27039B4-12MS27039Screws
MS27039-4-12MS27039Screws
MS27039C4-12MS27039Screws
MS27039DD4-13MS27039Screws
MS27039BP4-13MS27039Screws
MS27039B4-13MS27039Screws
MS27039-4-13MS27039Screws
MS27039C4-13MS27039Screws
MS27039DD4-14MS27039Screws
MS27039BP4-14MS27039Screws
MS27039B4-14MS27039Screws
MS27039-4-14MS27039Screws

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