# NSN 5310-01-643-0041: Washer, Spring Tension

NSN 5310-01-643-0041 (also written 5310016430041; NIIN 01-643-0041) is a washer, spring tension 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: 5310-01-643-0041 (5310016430041)
- NIIN: 01-643-0041 (016430041)
- Item name: WASHER,SPRING TENSION
- 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 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| MATT | MATERIAL | OVERALL NICKEL ALLOY |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |
| ABPX | MATERIAL THICKNESS | MILLIMETERS NOMINAL 1.5 |
| STYL | STYLE DESIGNATOR | — |
| ABKV | OUTSIDE DIAMETER | MILLIMETERS NOMINAL 34.0 |
| AAUB | HOLE DIAMETER | MILLIMETERS NOMINAL 16.3 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | CUP SPRING |
| ABKW | OVERALL HEIGHT | MILLIMETERS NOMINAL 2.6 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 7377562 | 53711 | NAVAL SEA SYSTEMS COMMAND | [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=5310016430041&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310016430041
- 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/5310-01-643-0041/
JSON: https://nsnexplorer.com/api/nsn/5310-01-643-0041.json