# NSN 5310-01-125-9030: Nut, Self-Locking, Extended Washer

NSN 5310-01-125-9030 (also written 5310011259030; NIIN 01-125-9030) is a nut, self-locking, extended washer in Federal Supply Class 5310, Nuts and Washers. 5 manufacturer part numbers from 5 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 5310-01-125-9030 (5310011259030)
- NIIN: 01-125-9030 (011259030)
- Item name: NUT,SELF-LOCKING,EXTENDED WASHER
- 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 2026-10-15)
- 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 |
| AAVX | WASHER OUTSIDE DIAMETER | INCHES MAXIMUM 0.325 |
| ABAJ | LUBRICATION | SOLUBLE LUBRICANT |
| ABKW | OVERALL HEIGHT | INCHES MINIMUM 0.173 AND INCHES MAXIMUM 0.203 |
| ACTA | NUT STYLE | — |
| ADEM | WASHER THICKNESS | INCHES NOMINAL 0.020 |
| ASDB | WIDTH ACROSS FLATS | INCHES MINIMUM 0.243 AND INCHES MAXIMUM 0.252 |
| AZKQ | TEMP RATING | FAHRENHEIT MAXIMUM 450.0 |
| BZRR | THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQJX | NOMINAL THREAD SIZE | INCHES 0.190 |
| CSXL | BEARING SURFACE FINISH | MICROINCHES 125.0 |
| MATT | MATERIAL | OVERALL STEEL |
| SFTT | SURFACE TREATMENT | OVERALL CADMIUM AND CHROMATE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TY 2 CL 2 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 5310PL0850435 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS14145-3 | 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/) |
| MS14145-3 | 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/) |
| MS14145-3 | A0126 | LEONARDO SPA HELICOPTERS DIVISION - PRODUCTION SITE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| THCR-353 | 62554 | ALCOA GLOBAL FASTENERS, INC DBA SIMMONDS MECAERO FAS PDTS DIV SIMMONDS MECAERO FAS PDTS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-14 | [SPE4A622D5858/SPE4A627F0502](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310011259030) | NUT, SELF-LOCKING, EXTENDED WASHER, HEXAGON | BOEING DISTRIBUTION SERVICES X, INC. | $461.37 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310011259030&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310011259030
- 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/5310-01-125-9030/
JSON: https://nsnexplorer.com/api/nsn/5310-01-125-9030.json