# NSN 5310-01-612-5801: Washer, Lock

NSN 5310-01-612-5801 (also written 5310016125801; NIIN 01-612-5801) is a washer, lock in Federal Supply Class 5310, Nuts and Washers. 1 manufacturer part number from 1 supplier is on record. No purchases are on record yet.

## Identification

- NSN: 5310-01-612-5801 (5310016125801)
- NIIN: 01-612-5801 (016125801)
- 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 D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-23)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABMR | INTERNAL KEY QUANTITY | 12 |
| ABPX | MATERIAL THICKNESS | INCHES NOMINAL 0.062 |
| AGAV | END ITEM IDENTIFICATION | 2420-01-532-3399; MRAP BUFFALO MK2A24210-01-622-0440; 2320-01-652-5218 JOINT LIGHT TACTICAL VEHICLE (JLTV) |
| MATT | MATERIAL | OVERALL STEEL |
| SFTT | SURFACE TREATMENT | OVERALL ZINC |
| STYL | STYLE DESIGNATOR | — |
| ABKV | OUTSIDE DIAMETER | INCHES MAXIMUM 1.637 |
| AAUB | HOLE DIAMETER | INCHES MAXIMUM 1.060 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 91113A038 | 39428 | MCMASTER-CARR SUPPLY CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310016125801&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310016125801
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- 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/5310-01-612-5801/
JSON: https://nsnexplorer.com/api/nsn/5310-01-612-5801.json