# NSN 5310-00-550-9237: Nut, Plain, Hexagon

NSN 5310-00-550-9237 (also written 5310005509237; NIIN 00-550-9237) is a nut, plain, hexagon in Federal Supply Class 5310, Nuts and Washers. 1 manufacturer part number from 1 supplier is on record. No purchases are on record yet.

## Identification

- NSN: 5310-00-550-9237 (5310005509237)
- NIIN: 00-550-9237 (005509237)
- Item name: NUT,PLAIN,HEXAGON
- Federal Supply Class: [FSC 5310 Nuts and Washers](https://nsnexplorer.com/fsc/5310/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)
- Acquisition method suffix code: AMSC G: the government has a complete data package and the rights to use it. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CQJX | NOMINAL THREAD SIZE | INCHES 0.375 |
| CRSQ | COUNTERSINK ANGLE | NUT DEGREES MINIMUM 88.0 AND DEGREES MAXIMUM 92.0 |
| MATT | MATERIAL | OVERALL STEEL COMP 8735 OR STEEL COMP 8740 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD 1ST MATERIAL RESPONSE A-S6320 OR ASSN STD 2ND MATERIAL RESPONSE A-S6325 |
| ADEA | NUT HEIGHT | INCHES MINIMUM 0.178 AND INCHES MAXIMUM 0.198 |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE TREATMENT RESPONSE A-S 2400 |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CRTM | BEARING SURFACE TYPE | CHAMFERED OR WASHER FACED |
| CSXL | BEARING SURFACE FINISH | MICROINCHES 60.0 |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| SFTT | SURFACE TREATMENT | OVERALL CADMIUM |
| AAJD | THREAD CLASS | 3B |
| CQFM | HARDNESS RATING | ROCKWELL C MINIMUM 19.0 AND ROCKWELL C MAXIMUM 26.0 |
| ACTA | NUT STYLE | — |
| BZRR | THREAD SERIES | UNF |
| ASDB | WIDTH ACROSS FLATS | INCHES MINIMUM 0.555 AND INCHES MAXIMUM 0.564 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| AN150410 | 81352 | AIR FORCE-NAVY AERONAUTICAL SPECIFICATIONS PROMULGATED BY AERONAUTICAL STANDARDS GROUP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310005509237&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310005509237
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/5310-00-550-9237/
JSON: https://nsnexplorer.com/api/nsn/5310-00-550-9237.json