# NSN 5310-01-322-8047: Nut, Self-Locking, Barrel

NSN 5310-01-322-8047 (also written 5310013228047; NIIN 01-322-8047) is a nut, self-locking, barrel in Federal Supply Class 5310, Nuts and Washers. 8 manufacturer part numbers from 8 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 5310-01-322-8047 (5310013228047)
- NIIN: 01-322-8047 (013228047)
- Item name: NUT,SELF-LOCKING,BARREL
- 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-20)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAJD | THREAD CLASS | 3B |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| ABAJ | LUBRICATION | WAX |
| ACTA | NUT STYLE | — |
| ACVN | NUT LENGTH | INCHES MAXIMUM 1.479 |
| ADBA | BARREL HEIGHT | INCHES NOMINAL 0.849 |
| BZRR | THREAD SERIES | UNJC |
| CBBL | FEATURES PROVIDED | FLOATING NUT |
| CMLP | THREAD QUANTITY PER INCH | 10 |
| CQJX | NOMINAL THREAD SIZE | INCHES 0.750 |
| CRTL | CRITICALITY CODE JUSTIFICATION | FEAT |
| FEAT | SPECIAL FEATURES | ITEMS ARE BEING CODED AS CRITICAL TO INSURE SOURCE INSPECTION WILL BE PERFORMED AT THE POINT OF MANUFACTURE, PRIOR TO MATERIAL RECEIPT BY THE US NAVY OR OTHER DOD COMPONENTS. THESE ITEMS ARE PIECE PARTS OR END ITEMS IN SUPPORT OF VITAL MILITARY HARDWARE NECESSARY TO SUSTAIN THE SUCCESSFUL MISSION OF THE SHIPS, SUBMARINES, AND SHORE STATIONS OF THE US NAVY. CRITICAL FEATURES INCLUDING, BUT NOT LIMITED TO, DIMENSIONS, TOLERANCES/CLEARANCES, ELECTRONIC CHARACTERISTICS, AND METALLURGICAL PROPERTIES WILL BESPECIFIED FOR GOVERNMENT Q AR (QUALITY ASSURANCE REPRESENTATIVES) TO INSURE THE HIGHEST POSSIBLE DEGREE OF QUALITY AND RELIABILITY OF THESE PARTS BEING DELIVERED UNDER NAVICP CONTRACTS |
| MATT | MATERIAL | CLIP STEEL CORROSION RESISTING |
| MATT | MATERIAL | NUT STEEL CORROSION RESISTING |
| MATT | MATERIAL | LOCKING INSERT PLASTIC POLYAMIDE NYLON |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | CLIP ASSN STD SINGLE MATERIAL RESPONSE A-S 5528 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | NUT ASSN STD SINGLE MATERIAL RESPONSE A-S 5643 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 523272-1 | 0L7G0 | QUALIFIED FASTENERS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 523272-1 | 0M6Y0 | INGRAM INDUSTRIES, INC. DBA INGRAM INDUSTRIES INC DIV COLOC MANUFACTURING | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 523272-1 | 1V517 | DUHADAWAY TOOL & DIE SHOP INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 523272-1 | 1V757 | WESCO AIRCRAFT HARDWARE CORP. DBA INCORA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 523272-1 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 523272-1 | 80020 | NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION, LAKEHURST | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| P9VBF140-120 | 019L2 | ESNA, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| P9VBF140-120 | 72962 | HARVARD INDUSTRIES INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-19 | [SPE7M227P0018](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310013228047) | NUT, SELF-LOCKING, BARREL | — | $174,079.95 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310013228047&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310013228047
- 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/5310-01-322-8047/
JSON: https://nsnexplorer.com/api/nsn/5310-01-322-8047.json