# NSN 5331-01-612-9021: O-Ring

NSN 5331-01-612-9021 (also written 5331016129021; NIIN 01-612-9021) is an o-ring in Federal Supply Class 5331, O-Rings. 5 manufacturer part numbers from 4 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 5331-01-612-9021 (5331016129021)
- NIIN: 01-612-9021 (016129021)
- 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 G: the government has a complete data package and the rights to use it. (observed 2026-11-08)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CQFM | HARDNESS RATING | SHORE DUROMETER A NOMINAL 90.0 |
| ADYT | CENTER HOLE DIAMETER | INCHES NOMINAL 7.250 |
| MATT | MATERIAL | RUBBER FLUOROCARBON CLASS FPM |
| ABHE | OUTSIDE DIAMETER | INCHES NOMINAL 7.250 |
| ABJH | TEMP RATING | FAHRENHEIT -20.0 AND FAHRENHEIT 400.0 |
| ADVN | CROSS-SECTIONAL HEIGHT | INCHES NOMINAL 0.139 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| AS3581-262 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS3581-262 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| D4000FF-B16.24 ITEM 12 | 5P967 | DANTE VALVE COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| D4000FF-B16.24 ITEM 12 | 65079 | DANCO VALVE COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SAE-AS3581 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE7L1-27-T-4306 | 133 | 2026-11-16 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5331016129021&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5331016129021&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331016129021
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- 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/5331-01-612-9021/
JSON: https://nsnexplorer.com/api/nsn/5331-01-612-9021.json