← 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 72 of 72

Standard hardware part numbers
Part numberSeriesHardware
AN525-832-14AN525Screws
AN525-832R14AN525Screws
AN525D832-14AN525Screws
AN525-832-16AN525Screws
AN525-832R16AN525Screws
AN525D832-16AN525Screws
AN525-832-18AN525Screws
AN525-832R18AN525Screws
AN525D832-18AN525Screws
AN525-832-20AN525Screws
AN525-832R20AN525Screws
AN525D832-20AN525Screws
AN525-832-22AN525Screws
AN525-832R22AN525Screws
AN525D832-22AN525Screws
AN525-832-24AN525Screws
AN525-832R24AN525Screws
AN525D832-24AN525Screws
AN525-832-26AN525Screws
AN525-832R26AN525Screws
AN525D832-26AN525Screws
AN525-832-28AN525Screws
AN525-832R28AN525Screws
AN525D832-28AN525Screws
AN525-832-30AN525Screws
AN525-832R30AN525Screws
AN525D832-30AN525Screws
AN525-832-32AN525Screws
AN525-832R32AN525Screws
AN525D832-32AN525Screws

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