# NSN 5331-12-357-9983: O-Ring

NSN 5331-12-357-9983 (also written 5331123579983; NIIN 12-357-9983) is an o-ring in Federal Supply Class 5331, O-Rings. It was last purchased in Oct 2026.

## Identification

- NSN: 5331-12-357-9983 (5331123579983)
- NIIN: 12-357-9983 (123579983)
- Item name: O-RING
- Federal Supply Class: [FSC 5331 O-Rings](https://nsnexplorer.com/fsc/5331/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-29 | [SPE7L127P1131](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331123579983) | O-RING | PIONEER INDUSTRIES, LLC | $1,126.99 |
| 2026-08-05 | [SPE7L226V1074](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331123579983) | O-RING | SILVER EAGLE MANUFACTURING CO | $279.72 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5331123579983&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331123579983
- 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/5331-12-357-9983/
JSON: https://nsnexplorer.com/api/nsn/5331-12-357-9983.json