← 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 33 of 72

Standard hardware part numbers
Part numberSeriesHardware
MS24693-CB241MS24693Screws
MS24693-N241MS24693Screws
MS24693-NB241MS24693Screws
MS24693-S241MS24693Screws
MS24693-U241MS24693Screws
MS24693-241BMS24693Screws
MS24693-A242MS24693Screws
MS24693-B242MS24693Screws
MS24693-BB242MS24693Screws
MS24693-C242MS24693Screws
MS24693-CB242MS24693Screws
MS24693-N242MS24693Screws
MS24693-NB242MS24693Screws
MS24693-S242MS24693Screws
MS24693-U242MS24693Screws
MS24693-242BMS24693Screws
MS24693-A246MS24693Screws
MS24693-B246MS24693Screws
MS24693-BB246MS24693Screws
MS24693-C246MS24693Screws
MS24693-CB246MS24693Screws
MS24693-N246MS24693Screws
MS24693-NB246MS24693Screws
MS24693-S246MS24693Screws
MS24693-U246MS24693Screws
MS24693-246BMS24693Screws
MS24693-A247MS24693Screws
MS24693-B247MS24693Screws
MS24693-BB247MS24693Screws
MS24693-C247MS24693Screws
MS24693-CB247MS24693Screws
MS24693-N247MS24693Screws
MS24693-NB247MS24693Screws
MS24693-S247MS24693Screws
MS24693-U247MS24693Screws
MS24693-247BMS24693Screws
MS24693-A248MS24693Screws
MS24693-B248MS24693Screws
MS24693-BB248MS24693Screws
MS24693-C248MS24693Screws
MS24693-CB248MS24693Screws
MS24693-N248MS24693Screws
MS24693-NB248MS24693Screws
MS24693-S248MS24693Screws
MS24693-U248MS24693Screws
MS24693-248BMS24693Screws
MS24693-A249MS24693Screws
MS24693-B249MS24693Screws
MS24693-BB249MS24693Screws
MS24693-C249MS24693Screws
MS24693-CB249MS24693Screws
MS24693-N249MS24693Screws
MS24693-NB249MS24693Screws
MS24693-S249MS24693Screws
MS24693-U249MS24693Screws
MS24693-249BMS24693Screws
MS24693-A250MS24693Screws
MS24693-B250MS24693Screws
MS24693-BB250MS24693Screws
MS24693-C250MS24693Screws
MS24693-CB250MS24693Screws
MS24693-N250MS24693Screws
MS24693-NB250MS24693Screws
MS24693-S250MS24693Screws
MS24693-U250MS24693Screws
MS24693-250BMS24693Screws
MS24693-A251MS24693Screws
MS24693-B251MS24693Screws
MS24693-BB251MS24693Screws
MS24693-C251MS24693Screws
MS24693-CB251MS24693Screws
MS24693-N251MS24693Screws
MS24693-NB251MS24693Screws
MS24693-S251MS24693Screws
MS24693-U251MS24693Screws
MS24693-251BMS24693Screws
MS24693-A252MS24693Screws
MS24693-B252MS24693Screws
MS24693-BB252MS24693Screws
MS24693-C252MS24693Screws

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