# NSN 5310-00-651-6174: Washer, Recessed

NSN 5310-00-651-6174 (also written 5310006516174; NIIN 00-651-6174) is a washer, recessed in Federal Supply Class 5310, Nuts and Washers. 2 manufacturer part numbers from 1 supplier are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 5310-00-651-6174 (5310006516174)
- NIIN: 00-651-6174 (006516174)
- Item name: WASHER,RECESSED
- 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 P: the government does not own the rights to the data needed for more sources. (observed 2026-10-28)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABKV | OUTSIDE DIAMETER | INCHES NOMINAL 1.400 |
| ABPX | MATERIAL THICKNESS | INCHES NOMINAL 0.200 |
| AAUB | HOLE DIAMETER | INCHES MINIMUM 0.770 AND INCHES MAXIMUM 0.780 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE MATERIAL RESPONSE QQ-A-250 TO 4 TE-ER T4 OR FED SPEC SINGLE MATERIAL RESPONSE QQ-A-225 TO 6 TE-ER T4 |
| STYL | STYLE DESIGNATOR | — |
| ABKW | OVERALL HEIGHT | INCHES MINIMUM 0.385 AND INCHES MAXIMUM 0.390 |
| ABMH | RECESS DEPTH | INCHES MINIMUM 0.285 AND INCHES MAXIMUM 0.290 |
| MATT | MATERIAL | OVERALL ALUMINUM ALLOY 2024 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 60-3577-1 | 81205 | THE BOEING COMPANY DIV DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 60-3577-2001 | 81205 | THE BOEING COMPANY DIV DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-31 | [SPE4A125G0009/SPE4A526F9036](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310006516174) | WASHER, RECESSED | THE BOEING COMPANY DIV SERVICES | $14,855.20 |
| 2026-08-12 | [SPE4A726PF246](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310006516174) | WASHER, RECESSED | LEGACY PRODUCT SUPPORT LLC. | $5,398.92 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310006516174&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310006516174
- 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/5310-00-651-6174/
JSON: https://nsnexplorer.com/api/nsn/5310-00-651-6174.json