# NSN 5310-00-061-0004: Washer, Lock

NSN 5310-00-061-0004 (also written 5310000610004; NIIN 00-061-0004) is a washer, lock in Federal Supply Class 5310, Nuts and Washers. 6 manufacturer part numbers from 6 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 5310-00-061-0004 (5310000610004)
- NIIN: 00-061-0004 (000610004)
- Item name: WASHER,LOCK
- 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 2026-10-13)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| MATT | MATERIAL | OVERALL STEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1552 OR STEEL COMP 1053 OR STEEL COMP 1055 OR STEEL COMP 1060 |
| AAUB | HOLE DIAMETER | INCHES MINIMUM 0.168 AND INCHES MAXIMUM 0.176 |
| SFTT | SURFACE TREATMENT | OVERALL CADMIUM AND CHROMATE |
| ABPX | MATERIAL THICKNESS | INCHES MINIMUM 0.028 AND INCHES MAXIMUM 0.034 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL FED STD ALL MATERIAL RESPONSES 66 |
| STYL | STYLE DESIGNATOR | — |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TY 2,CL 3 |
| ABKV | OUTSIDE DIAMETER | INCHES MINIMUM 0.580 AND INCHES MAXIMUM 0.610 |
| CQFM | HARDNESS RATING | ROCKWELL C MINIMUM 40.0 AND ROCKWELL C MAXIMUM 50.0 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 178362 | 21450 | ARMY WEAPONS COMMAND ATTN AMSWE-REE-S | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 178362 | 24617 | GENERAL MOTORS CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 475005 | 57733 | STEWART-WARNER CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 475005 | 78385 | MEGGITT TROY INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5310000610004 | A00AM | E.C.A ETABLISSEMENT CENTRAL DES APPROVISIONNEMENTS DES FORCES ARMEES ROYALES | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS45904-57 | 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/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE4A6-27-T-1607 | 9 | 2026-10-20 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310000610004&category=nsn) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-10-16 | $69.99 | 9 | CAVANAUGH GOVERNMENT GROUP, LLC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310000610004) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-16 | [SPE4A627V0701](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310000610004) | WASHER, LOCK | CAVANAUGH GOVERNMENT GROUP, LLC | $629.91 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310000610004&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310000610004
- 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.

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