# NSN 5331-01-334-8574: O-Ring

NSN 5331-01-334-8574 (also written 5331013348574; NIIN 01-334-8574) is an o-ring in Federal Supply Class 5331, O-Rings. 6 manufacturer part numbers from 5 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 5331-01-334-8574 (5331013348574)
- NIIN: 01-334-8574 (013348574)
- 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 L: annual buy value is below the screening threshold. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ADVN | CROSS-SECTIONAL HEIGHT | MILLIMETERS NOMINAL 2.9 |
| ADYT | CENTER HOLE DIAMETER | MILLIMETERS NOMINAL 23.5 |
| AGAV | END ITEM IDENTIFICATION | MRAP - COUGAR; MRAP RG-33 AUV; MRAP - M-ATV; HIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS) |
| MATT | MATERIAL | RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 1W2548 ITEM 15 | 11083 | CATERPILLAR INC DIV CATERPILLAR DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6V-5063 | 0141B | NAVANTIA SA SME. DIV NAVANTIA HQ | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6V-5063 | 11083 | CATERPILLAR INC DIV CATERPILLAR DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6V-5063 | 409BB | NAVANTIA - PROPULSION Y ENERGIA MOTORES - CARTAGENA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 7HA850 | 45152 | OSHKOSH CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 7HA850 | 75Q65 | OSHKOSH DEFENSE LLC | [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/SPE7LX27FA10H](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331013348574) | O-RING | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $1.79 |
| 2026-09-29 | [SPE7LX21D0087/SPE7LX26FBG6W](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331013348574) | O-RING | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $1.85 |
| 2026-09-29 | [SPE7LX21D0087/SPE7LX26FBH2K](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331013348574) | O-RING | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $1.85 |
| 2026-09-24 | [SPE7LX21D0087/SPE7LX26FBR17](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331013348574) | O-RING | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $1.85 |
| 2026-09-23 | [SPE7LX21D0087/SPE7LX26FBM07](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331013348574) | O-RING | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $3.58 |
| 2026-09-23 | [SPE7LX21D0087/SPE7LX26FBM42](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331013348574) | O-RING | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $1.85 |
| 2026-09-18 | [SPE7LX21D0087/SPE7LX26FBB69](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331013348574) | O-RING | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $1.85 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5331013348574&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331013348574
- 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.

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