← 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 61 of 72

Standard hardware part numbers
Part numberSeriesHardware
MS27039C8-16MS27039Screws
MS27039DD8-17MS27039Screws
MS27039BP8-17MS27039Screws
MS27039B8-17MS27039Screws
MS27039-8-17MS27039Screws
MS27039C8-17MS27039Screws
MS27039DD8-18MS27039Screws
MS27039BP8-18MS27039Screws
MS27039B8-18MS27039Screws
MS27039-8-18MS27039Screws
MS27039C8-18MS27039Screws
MS27039DD8-19MS27039Screws
MS27039BP8-19MS27039Screws
MS27039B8-19MS27039Screws
MS27039-8-19MS27039Screws
MS27039C8-19MS27039Screws
MS27039DD8-20MS27039Screws
MS27039BP8-20MS27039Screws
MS27039B8-20MS27039Screws
MS27039-8-20MS27039Screws
MS27039C8-20MS27039Screws
MS27039DD8-21MS27039Screws
MS27039BP8-21MS27039Screws
MS27039B8-21MS27039Screws
MS27039-8-21MS27039Screws
MS27039C8-21MS27039Screws
MS27039DD8-22MS27039Screws
MS27039BP8-22MS27039Screws
MS27039B8-22MS27039Screws
MS27039-8-22MS27039Screws
MS27039C8-22MS27039Screws
MS27039DD8-23MS27039Screws
MS27039BP8-23MS27039Screws
MS27039B8-23MS27039Screws
MS27039-8-23MS27039Screws
MS27039C8-23MS27039Screws
MS27039DD8-24MS27039Screws
MS27039BP8-24MS27039Screws
MS27039B8-24MS27039Screws
MS27039-8-24MS27039Screws
MS27039C8-24MS27039Screws
MS27039DD8-25MS27039Screws
MS27039BP8-25MS27039Screws
MS27039B8-25MS27039Screws
MS27039-8-25MS27039Screws
MS27039C8-25MS27039Screws
MS27039DD8-26MS27039Screws
MS27039BP8-26MS27039Screws
MS27039B8-26MS27039Screws
MS27039-8-26MS27039Screws
MS27039C8-26MS27039Screws
MS27039DD8-27MS27039Screws
MS27039BP8-27MS27039Screws
MS27039B8-27MS27039Screws
MS27039-8-27MS27039Screws
MS27039C8-27MS27039Screws
MS27039DD8-28MS27039Screws
MS27039BP8-28MS27039Screws
MS27039B8-28MS27039Screws
MS27039-8-28MS27039Screws
MS27039C8-28MS27039Screws
MS27039DD8-29MS27039Screws
MS27039BP8-29MS27039Screws
MS27039B8-29MS27039Screws
MS27039-8-29MS27039Screws
MS27039C8-29MS27039Screws
MS27039DD8-30MS27039Screws
MS27039BP8-30MS27039Screws
MS27039B8-30MS27039Screws
MS27039-8-30MS27039Screws
MS27039C8-30MS27039Screws
MS27039DD8-31MS27039Screws
MS27039BP8-31MS27039Screws
MS27039B8-31MS27039Screws
MS27039-8-31MS27039Screws
MS27039C8-31MS27039Screws
MS27039DD8-32MS27039Screws
MS27039BP8-32MS27039Screws
MS27039B8-32MS27039Screws
MS27039-8-32MS27039Screws

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.

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