# NSN 5310-01-252-0619: Washer, Recessed

NSN 5310-01-252-0619 (also written 5310012520619; NIIN 01-252-0619) is a washer, recessed in Federal Supply Class 5310, Nuts and Washers. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5310-01-252-0619 (5310012520619)
- NIIN: 01-252-0619 (012520619)
- 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 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 |
| --- | --- | --- |
| AAUB | HOLE DIAMETER | INCHES NOMINAL 1.062 |
| ABGG | RADIUS | INCHES NOMINAL 2.750 |
| ABKV | OUTSIDE DIAMETER | INCHES NOMINAL 2.000 |
| ABKW | OVERALL HEIGHT | INCHES NOMINAL 0.500 |
| ABMD | RECESS DIAMETER | INCHES NOMINAL 1.125 |
| FEAT | SPECIAL FEATURES | COMES IN TWO PIECES |
| HUES | COLOR | OVERALL BLACK |
| MATT | MATERIAL | OVERALL STEEL COMP 1213 |
| SFTT | SURFACE TREATMENT | OVERALL OXIDE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL MIL SPEC SINGLE TREATMENT RESPONSE -IL-C-13924 |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 12350316 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| CL-7-SW | 99862 | CARR LANE MANUFACTURING CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-08 | $8.00 | 25 | ALLIED TOOLS, INC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310012520619) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-08 | [SPE4A626P0M04](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310012520619) | WASHER, RECESSED | ALLIED TOOLS, INC | $200.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310012520619&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310012520619
- 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/5310-01-252-0619/
JSON: https://nsnexplorer.com/api/nsn/5310-01-252-0619.json