# NSN 5331-01-439-2614: O-Ring

NSN 5331-01-439-2614 (also written 5331014392614; NIIN 01-439-2614) is an o-ring in Federal Supply Class 5331, O-Rings. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 5331-01-439-2614 (5331014392614)
- NIIN: 01-439-2614 (014392614)
- 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 1.8 |
| ADYT | CENTER HOLE DIAMETER | MILLIMETERS NOMINAL 17.2 |
| AGAV | END ITEM IDENTIFICATION | 950F WHEEL LOADER, CATERPILLAR INC |
| CQFM | HARDNESS RATING | SHORE DUROMETER A NOMINAL 72.0 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 9X-7383 | Z0939 | CATERPILLAR OF AUSTRALIA PTY LTD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 9X7383 | 11083 | CATERPILLAR INC DIV CATERPILLAR DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-01 | [SPE7LX21D0087/SPE7LX27FA265](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331014392614) | O-RING | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $2.38 |
| 2026-09-22 | [SPE7LX21D0087/SPE7LX26FBJ07](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331014392614) | O-RING | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $4.92 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5331014392614&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331014392614
- 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/5331-01-439-2614/
JSON: https://nsnexplorer.com/api/nsn/5331-01-439-2614.json
