# NSN 5310-01-318-8320: Nut, Self-Locking, Double Hexagon

NSN 5310-01-318-8320 (also written 5310013188320; NIIN 01-318-8320) is a nut, self-locking, double hexagon in Federal Supply Class 5310, Nuts and Washers. 7 manufacturer part numbers from 5 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 5310-01-318-8320 (5310013188320)
- NIIN: 01-318-8320 (013188320)
- Item name: NUT,SELF-LOCKING,DOUBLE 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 B: must be bought from the sources named on a source control or selected item drawing. (observed 2026-10-28)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| FEAT | SPECIAL FEATURES | USE J79-15 ENG |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 3004M46P8 | 07482 | GENERAL ELECTRIC COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| BA15174-03 | F0188 | BLANC AERO INDUSTRIES - GROUPE LISI AEROSPACE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| CR 6470-3 | F0224 | HOWMET FIXATIONS SIMMONDS SAS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| H52652-3 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| J1213P03 | 07482 | GENERAL ELECTRIC COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| J1213P03 | SF773 | NATIONAL AEROSPACE FASTENERS CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| J1213P03A | 07482 | GENERAL ELECTRIC COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-28 | [SPE4A624PV437](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310013188320) | NUT, SELF-LOCKING, DO | APOLLO AEROSPACE COMPONENTS LLC | $31,101.75 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310013188320&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310013188320
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- 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/5310-01-318-8320/
JSON: https://nsnexplorer.com/api/nsn/5310-01-318-8320.json