# NSN 5310-00-905-3081: Nut, Self-Locking, Hexagon

NSN 5310-00-905-3081 (also written 5310009053081; NIIN 00-905-3081) is a nut, self-locking, hexagon in Federal Supply Class 5310, Nuts and Washers. 8 manufacturer part numbers from 6 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 5310-00-905-3081 (5310009053081)
- NIIN: 00-905-3081 (009053081)
- 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 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 |
| --- | --- | --- |
| AAJD | THREAD CLASS | 3B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| ACTA | NUT STYLE | — |
| ADEA | NUT HEIGHT | INCHES MAXIMUM 0.188 |
| ASDB | WIDTH ACROSS FLATS | INCHES MINIMUM 0.367 AND INCHES MAXIMUM 0.376 |
| AZKQ | TEMP RATING | FAHRENHEIT NOMINAL 250.0 |
| BZRR | THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQJX | NOMINAL THREAD SIZE | INCHES 0.190 |
| CRSQ | COUNTERSINK ANGLE | NUT DEGREES NOMINAL 88.0 |
| CRTM | BEARING SURFACE TYPE | CHAMFERED OR WASHER FACED |
| CSXL | BEARING SURFACE FINISH | MICROINCHES 125.0 |
| MATT | MATERIAL | LOCKING INSERT PLASTIC POLYAMIDE NYLON |
| MATT | MATERIAL | NUT ALUMINUM ALLOY 2014 OR ALUMINUM ALLOY 2024 |
| SFTT | SURFACE TREATMENT | NUT ANODIZE OR CHROMATE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NUT MIL SPEC 1ST TREATMENT RESPONSE -IL-A-8625 OR MIL SPEC 2ND TREATMENT RESPONSE -IL-C-5541 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 5611-1100 | 0KDP7 | KIDDE-FENWAL, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 8168007 | 18876 | US ARMY AVIATION AND MISSILE COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AN364D1032A | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS20364D1032A | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS21083D3 | 27687 | GREER STOP NUT, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS21083D3 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS21083D3 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| NASM25027 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-10-19 | $0.99 | 1,647 | POLYTECH DEFENSE SPARES LLC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310009053081) |
| 2026-10-07 | $4.08 | 2,784 | 0WZP3 | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310009053081) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-19 | [SPE4A627P2499](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310009053081) | NUT, SELF-LOCKING, HEXAGON | POLYTECH DEFENSE SPARES LLC | $1,630.53 |
| 2026-10-07 | [SPE4A627P1450](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310009053081) | NUT, SELF-LOCKING, HEXAGON | — | $11,358.72 |
| 2026-08-17 | [SPE4A626PAZF0](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310009053081) | NUT, SELF-LOCKING, HE | — | $4,570.20 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310009053081&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310009053081
- 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/5310-00-905-3081/
JSON: https://nsnexplorer.com/api/nsn/5310-00-905-3081.json