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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.

744 references · page 10 of 10

Standard hardware part numbers
Part numberSeriesHardware
AN381-2-32AN381Cotter pins
AN381-25-32AN381Cotter pins
AN381-3-32AN381Cotter pins
AN381-4-32AN381Cotter pins
AN381-5-32AN381Cotter pins
AN381-6-32AN381Cotter pins
AN381-7-32AN381Cotter pins
AN381-8-32AN381Cotter pins
AN381-10-32AN381Cotter pins
AN381-4-36AN381Cotter pins
AN381-5-36AN381Cotter pins
AN381-6-36AN381Cotter pins
AN381-7-36AN381Cotter pins
AN381-8-36AN381Cotter pins
AN381-10-36AN381Cotter pins
AN381-5-40AN381Cotter pins
AN381-6-40AN381Cotter pins
AN381-7-40AN381Cotter pins
AN381-8-40AN381Cotter pins
AN381-10-40AN381Cotter pins
AN381-6-48AN381Cotter pins
AN381-8-48AN381Cotter pins
AN381-8-56AN381Cotter pins
AN381-8-64AN381Cotter pins

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