# NSN 5310-01-631-4330: Washer, Seal

NSN 5310-01-631-4330 (also written 5310016314330; NIIN 01-631-4330) is a washer, seal in Federal Supply Class 5310, Nuts and Washers. It was last purchased in Aug 2026.

## Identification

- NSN: 5310-01-631-4330 (5310016314330)
- NIIN: 01-631-4330 (016314330)
- Item name: WASHER, SEAL
- Federal Supply Class: [FSC 5310 Nuts and Washers](https://nsnexplorer.com/fsc/5310/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-05 | [SPE4A626PAN87](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310016314330) | WASHER, SEAL | — | $30.19 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310016314330&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310016314330
- 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/5310-01-631-4330/
JSON: https://nsnexplorer.com/api/nsn/5310-01-631-4330.json