# NSN 5331-00-118-6559: O-Ring

NSN 5331-00-118-6559 (also written 5331001186559; NIIN 00-118-6559) is an o-ring in Federal Supply Class 5331, O-Rings. 6 manufacturer part numbers from 6 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 5331-00-118-6559 (5331001186559)
- NIIN: 00-118-6559 (001186559)
- 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 D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ADVN | CROSS-SECTIONAL HEIGHT | INCHES NOMINAL 0.139 |
| ADYT | CENTER HOLE DIAMETER | MILLIMETERS NOMINAL 29.74 |
| AGAV | END ITEM IDENTIFICATION | MRAP - COMMON NSN - USED ON 2 MRAP VARIANTS AND 12 OTHER WEAPON SYSTEMS; MRAP - COUGAR CAT1 A1; MRAP - M-ATV UI; HIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS) |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | SEAL |
| MATT | MATERIAL | RUBBER SYNTHETIC |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 23KP320 | 75Q65 | OSHKOSH DEFENSE LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4F-9029 | 11083 | CATERPILLAR INC DIV CATERPILLAR DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4F9029 | ZA045 | WILLIAM ADAMS PTY LTD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4F9029 | ZF912 | HASTINGS DEERING (AUST) PTY LTD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4F9029 | ZY243 | WESTRAC PTY LTD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5331001186559 | A00AM | E.C.A ETABLISSEMENT CENTRAL DES APPROVISIONNEMENTS DES FORCES ARMEES ROYALES | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-15 | [SPE7LX21D0087/SPE7LX27FA14L](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331001186559) | O-RING | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $2.27 |
| 2026-09-22 | [SPE7LX21D0087/SPE7LX26FBH43](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331001186559) | O-RING | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $2.27 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5331001186559&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331001186559
- 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/5331-00-118-6559/
JSON: https://nsnexplorer.com/api/nsn/5331-00-118-6559.json