← 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 41 of 72

Standard hardware part numbers
Part numberSeriesHardware
MS24693-CB317MS24693Screws
MS24693-N317MS24693Screws
MS24693-NB317MS24693Screws
MS24693-S317MS24693Screws
MS24693-U317MS24693Screws
MS24693-317BMS24693Screws
MS24693-A318MS24693Screws
MS24693-B318MS24693Screws
MS24693-BB318MS24693Screws
MS24693-C318MS24693Screws
MS24693-CB318MS24693Screws
MS24693-N318MS24693Screws
MS24693-NB318MS24693Screws
MS24693-S318MS24693Screws
MS24693-U318MS24693Screws
MS24693-318BMS24693Screws
MS24693-A319MS24693Screws
MS24693-B319MS24693Screws
MS24693-BB319MS24693Screws
MS24693-C319MS24693Screws
MS24693-CB319MS24693Screws
MS24693-N319MS24693Screws
MS24693-NB319MS24693Screws
MS24693-S319MS24693Screws
MS24693-U319MS24693Screws
MS24693-319BMS24693Screws
MS24693-A320MS24693Screws
MS24693-B320MS24693Screws
MS24693-BB320MS24693Screws
MS24693-C320MS24693Screws
MS24693-CB320MS24693Screws
MS24693-N320MS24693Screws
MS24693-NB320MS24693Screws
MS24693-S320MS24693Screws
MS24693-U320MS24693Screws
MS24693-320BMS24693Screws
MS24693-A321MS24693Screws
MS24693-B321MS24693Screws
MS24693-BB321MS24693Screws
MS24693-C321MS24693Screws
MS24693-CB321MS24693Screws
MS24693-N321MS24693Screws
MS24693-NB321MS24693Screws
MS24693-S321MS24693Screws
MS24693-U321MS24693Screws
MS24693-321BMS24693Screws
MS24693-A322MS24693Screws
MS24693-B322MS24693Screws
MS24693-BB322MS24693Screws
MS24693-C322MS24693Screws
MS24693-CB322MS24693Screws
MS24693-N322MS24693Screws
MS24693-NB322MS24693Screws
MS24693-S322MS24693Screws
MS24693-U322MS24693Screws
MS24693-322BMS24693Screws
MS24693-A324MS24693Screws
MS24693-B324MS24693Screws
MS24693-BB324MS24693Screws
MS24693-C324MS24693Screws
MS24693-CB324MS24693Screws
MS24693-N324MS24693Screws
MS24693-NB324MS24693Screws
MS24693-S324MS24693Screws
MS24693-U324MS24693Screws
MS24693-324BMS24693Screws
MS24693-A326MS24693Screws
MS24693-B326MS24693Screws
MS24693-BB326MS24693Screws
MS24693-C326MS24693Screws
MS24693-CB326MS24693Screws
MS24693-N326MS24693Screws
MS24693-NB326MS24693Screws
MS24693-S326MS24693Screws
MS24693-U326MS24693Screws
MS24693-326BMS24693Screws
MS24693-A328MS24693Screws
MS24693-B328MS24693Screws
MS24693-BB328MS24693Screws
MS24693-C328MS24693Screws

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.

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