← 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 58 of 72

Standard hardware part numbers
Part numberSeriesHardware
MS27039C7-11MS27039Screws
MS27039DD7-12MS27039Screws
MS27039BP7-12MS27039Screws
MS27039B7-12MS27039Screws
MS27039-7-12MS27039Screws
MS27039C7-12MS27039Screws
MS27039DD7-13MS27039Screws
MS27039BP7-13MS27039Screws
MS27039B7-13MS27039Screws
MS27039-7-13MS27039Screws
MS27039C7-13MS27039Screws
MS27039DD7-14MS27039Screws
MS27039BP7-14MS27039Screws
MS27039B7-14MS27039Screws
MS27039-7-14MS27039Screws
MS27039C7-14MS27039Screws
MS27039DD7-15MS27039Screws
MS27039BP7-15MS27039Screws
MS27039B7-15MS27039Screws
MS27039-7-15MS27039Screws
MS27039C7-15MS27039Screws
MS27039DD7-16MS27039Screws
MS27039BP7-16MS27039Screws
MS27039B7-16MS27039Screws
MS27039-7-16MS27039Screws
MS27039C7-16MS27039Screws
MS27039DD7-17MS27039Screws
MS27039BP7-17MS27039Screws
MS27039B7-17MS27039Screws
MS27039-7-17MS27039Screws
MS27039C7-17MS27039Screws
MS27039DD7-18MS27039Screws
MS27039BP7-18MS27039Screws
MS27039B7-18MS27039Screws
MS27039-7-18MS27039Screws
MS27039C7-18MS27039Screws
MS27039DD7-19MS27039Screws
MS27039BP7-19MS27039Screws
MS27039B7-19MS27039Screws
MS27039-7-19MS27039Screws
MS27039C7-19MS27039Screws
MS27039DD7-20MS27039Screws
MS27039BP7-20MS27039Screws
MS27039B7-20MS27039Screws
MS27039-7-20MS27039Screws
MS27039C7-20MS27039Screws
MS27039DD7-21MS27039Screws
MS27039BP7-21MS27039Screws
MS27039B7-21MS27039Screws
MS27039-7-21MS27039Screws
MS27039C7-21MS27039Screws
MS27039DD7-22MS27039Screws
MS27039BP7-22MS27039Screws
MS27039B7-22MS27039Screws
MS27039-7-22MS27039Screws
MS27039C7-22MS27039Screws
MS27039DD7-23MS27039Screws
MS27039BP7-23MS27039Screws
MS27039B7-23MS27039Screws
MS27039-7-23MS27039Screws
MS27039C7-23MS27039Screws
MS27039DD7-24MS27039Screws
MS27039BP7-24MS27039Screws
MS27039B7-24MS27039Screws
MS27039-7-24MS27039Screws
MS27039C7-24MS27039Screws
MS27039DD7-25MS27039Screws
MS27039BP7-25MS27039Screws
MS27039B7-25MS27039Screws
MS27039-7-25MS27039Screws
MS27039C7-25MS27039Screws
MS27039DD7-26MS27039Screws
MS27039BP7-26MS27039Screws
MS27039B7-26MS27039Screws
MS27039-7-26MS27039Screws
MS27039C7-26MS27039Screws
MS27039DD7-27MS27039Screws
MS27039BP7-27MS27039Screws
MS27039B7-27MS27039Screws
MS27039-7-27MS27039Screws

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