# NSN 5331-01-579-3259: O-Ring

NSN 5331-01-579-3259 (also written 5331015793259; NIIN 01-579-3259) is an o-ring in Federal Supply Class 5331, O-Rings. 3 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5331-01-579-3259 (5331015793259)
- NIIN: 01-579-3259 (015793259)
- 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/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ADVN | CROSS-SECTIONAL HEIGHT | INCHES MINIMUM 0.106 AND INCHES MAXIMUM 0.110 |
| ADYT | CENTER HOLE DIAMETER | INCHES MINIMUM 4.375 AND INCHES MAXIMUM 4.377 |
| AGAV | END ITEM IDENTIFICATION | MK 32 MOD 2, SLIDE |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | INAVY: RING, STATIC BACKUP; DWG: RING, BACK-UP, STATIC |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 4270P24351-0050 | 5F573 | GREENE TWEED & CO INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 7251959 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 7251959 | 5F573 | GREENE TWEED & CO INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-28 | $160.00 | 27 | SEAL DYNAMICS LLC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331015793259) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-28 | [SPE7L126V256V](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331015793259) | O-RING | SEAL DYNAMICS LLC | $4,320.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5331015793259&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331015793259
- 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/5331-01-579-3259/
JSON: https://nsnexplorer.com/api/nsn/5331-01-579-3259.json