← 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.

10280 references · page 64 of 129

Standard hardware part numbers
Part numberSeriesHardware
MS24693-CB263MS24693Screws
MS24693-N263MS24693Screws
MS24693-NB263MS24693Screws
MS24693-S263MS24693Screws
MS24693-U263MS24693Screws
MS24693-263BMS24693Screws
MS24693-A264MS24693Screws
MS24693-B264MS24693Screws
MS24693-BB264MS24693Screws
MS24693-C264MS24693Screws
MS24693-CB264MS24693Screws
MS24693-N264MS24693Screws
MS24693-NB264MS24693Screws
MS24693-S264MS24693Screws
MS24693-U264MS24693Screws
MS24693-264BMS24693Screws
MS24693-A265MS24693Screws
MS24693-B265MS24693Screws
MS24693-BB265MS24693Screws
MS24693-C265MS24693Screws
MS24693-CB265MS24693Screws
MS24693-N265MS24693Screws
MS24693-NB265MS24693Screws
MS24693-S265MS24693Screws
MS24693-U265MS24693Screws
MS24693-265BMS24693Screws
MS24693-A266MS24693Screws
MS24693-B266MS24693Screws
MS24693-BB266MS24693Screws
MS24693-C266MS24693Screws
MS24693-CB266MS24693Screws
MS24693-N266MS24693Screws
MS24693-NB266MS24693Screws
MS24693-S266MS24693Screws
MS24693-U266MS24693Screws
MS24693-266BMS24693Screws
MS24693-A268MS24693Screws
MS24693-B268MS24693Screws
MS24693-BB268MS24693Screws
MS24693-C268MS24693Screws
MS24693-CB268MS24693Screws
MS24693-N268MS24693Screws
MS24693-NB268MS24693Screws
MS24693-S268MS24693Screws
MS24693-U268MS24693Screws
MS24693-268BMS24693Screws
MS24693-A269MS24693Screws
MS24693-B269MS24693Screws
MS24693-BB269MS24693Screws
MS24693-C269MS24693Screws
MS24693-CB269MS24693Screws
MS24693-N269MS24693Screws
MS24693-NB269MS24693Screws
MS24693-S269MS24693Screws
MS24693-U269MS24693Screws
MS24693-269BMS24693Screws
MS24693-A270MS24693Screws
MS24693-B270MS24693Screws
MS24693-BB270MS24693Screws
MS24693-C270MS24693Screws
MS24693-CB270MS24693Screws
MS24693-N270MS24693Screws
MS24693-NB270MS24693Screws
MS24693-S270MS24693Screws
MS24693-U270MS24693Screws
MS24693-270BMS24693Screws
MS24693-A271MS24693Screws
MS24693-B271MS24693Screws
MS24693-BB271MS24693Screws
MS24693-C271MS24693Screws
MS24693-CB271MS24693Screws
MS24693-N271MS24693Screws
MS24693-NB271MS24693Screws
MS24693-S271MS24693Screws
MS24693-U271MS24693Screws
MS24693-271BMS24693Screws
MS24693-A272MS24693Screws
MS24693-B272MS24693Screws
MS24693-BB272MS24693Screws
MS24693-C272MS24693Screws

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