← 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 56 of 72

Standard hardware part numbers
Part numberSeriesHardware
MS27039C6-22MS27039Screws
MS27039DD6-23MS27039Screws
MS27039BP6-23MS27039Screws
MS27039B6-23MS27039Screws
MS27039-6-23MS27039Screws
MS27039C6-23MS27039Screws
MS27039DD6-24MS27039Screws
MS27039BP6-24MS27039Screws
MS27039B6-24MS27039Screws
MS27039-6-24MS27039Screws
MS27039C6-24MS27039Screws
MS27039DD6-25MS27039Screws
MS27039BP6-25MS27039Screws
MS27039B6-25MS27039Screws
MS27039-6-25MS27039Screws
MS27039C6-25MS27039Screws
MS27039DD6-26MS27039Screws
MS27039BP6-26MS27039Screws
MS27039B6-26MS27039Screws
MS27039-6-26MS27039Screws
MS27039C6-26MS27039Screws
MS27039DD6-27MS27039Screws
MS27039BP6-27MS27039Screws
MS27039B6-27MS27039Screws
MS27039-6-27MS27039Screws
MS27039C6-27MS27039Screws
MS27039DD6-28MS27039Screws
MS27039BP6-28MS27039Screws
MS27039B6-28MS27039Screws
MS27039-6-28MS27039Screws
MS27039C6-28MS27039Screws
MS27039DD6-29MS27039Screws
MS27039BP6-29MS27039Screws
MS27039B6-29MS27039Screws
MS27039-6-29MS27039Screws
MS27039C6-29MS27039Screws
MS27039DD6-30MS27039Screws
MS27039BP6-30MS27039Screws
MS27039B6-30MS27039Screws
MS27039-6-30MS27039Screws
MS27039C6-30MS27039Screws
MS27039DD6-31MS27039Screws
MS27039BP6-31MS27039Screws
MS27039B6-31MS27039Screws
MS27039-6-31MS27039Screws
MS27039C6-31MS27039Screws
MS27039DD6-32MS27039Screws
MS27039BP6-32MS27039Screws
MS27039B6-32MS27039Screws
MS27039-6-32MS27039Screws
MS27039C6-32MS27039Screws
MS27039DD6-33MS27039Screws
MS27039BP6-33MS27039Screws
MS27039B6-33MS27039Screws
MS27039-6-33MS27039Screws
MS27039C6-33MS27039Screws
MS27039DD6-34MS27039Screws
MS27039BP6-34MS27039Screws
MS27039B6-34MS27039Screws
MS27039-6-34MS27039Screws
MS27039C6-34MS27039Screws
MS27039DD6-35MS27039Screws
MS27039BP6-35MS27039Screws
MS27039B6-35MS27039Screws
MS27039-6-35MS27039Screws
MS27039C6-35MS27039Screws
MS27039DD6-36MS27039Screws
MS27039BP6-36MS27039Screws
MS27039B6-36MS27039Screws
MS27039-6-36MS27039Screws
MS27039C6-36MS27039Screws
MS27039DD6-37MS27039Screws
MS27039BP6-37MS27039Screws
MS27039B6-37MS27039Screws
MS27039-6-37MS27039Screws
MS27039C6-37MS27039Screws
MS27039DD6-38MS27039Screws
MS27039BP6-38MS27039Screws
MS27039B6-38MS27039Screws
MS27039-6-38MS27039Screws

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