# NSN 5310-00-129-6126: Nut, Self-Locking, Hexagon

NSN 5310-00-129-6126 (also written 5310001296126; NIIN 00-129-6126) is a nut, self-locking, hexagon in Federal Supply Class 5310, Nuts and Washers. 7 manufacturer part numbers from 4 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 5310-00-129-6126 (5310001296126)
- NIIN: 00-129-6126 (001296126)
- Item name: NUT,SELF-LOCKING,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 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAJD | THREAD CLASS | 3B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| ACTA | NUT STYLE | — |
| ADEA | NUT HEIGHT | INCHES MINIMUM 0.200 |
| ASDB | WIDTH ACROSS FLATS | INCHES MINIMUM 0.492 AND INCHES MAXIMUM 0.502 |
| AZKQ | TEMP RATING | FAHRENHEIT NOMINAL 1200.0 |
| BZRR | THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CQJX | NOMINAL THREAD SIZE | INCHES 0.312 |
| CRTM | BEARING SURFACE TYPE | WASHER FACED |
| MATT | MATERIAL | OVERALL STEEL UNS S34720 OR STEEL UNS S34723 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD ALL MATERIAL RESPONSES A-S 5642 |
| PRMT | PRECIOUS MATERIAL | SILVER |
| SFTT | SURFACE TREATMENT | OVERALL SILVER |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 58046-524 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| R1180 | 99207 | GENERAL ELECTRIC COMPANY DBA GE AEROSPACE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| R1180P005 | 99207 | GENERAL ELECTRIC COMPANY DBA GE AEROSPACE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| R1180P005B | 99207 | GENERAL ELECTRIC COMPANY DBA GE AEROSPACE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| R1180P005D | 99207 | GENERAL ELECTRIC COMPANY DBA GE AEROSPACE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| Z6067-054 | 019L2 | ESNA, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| Z6067-054 | 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 |
| --- | --- | --- | --- | --- |
| 2026-10-14 | [SPE4A627P1802](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310001296126) | NUT, SELF-LOCKING, HEXAGON | — | $34,367.84 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310001296126&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310001296126
- 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/5310-00-129-6126/
JSON: https://nsnexplorer.com/api/nsn/5310-00-129-6126.json