# NSN 5331-00-070-6521: O-Ring

NSN 5331-00-070-6521 (also written 5331000706521; NIIN 00-070-6521) is an o-ring in Federal Supply Class 5331, O-Rings. 7 manufacturer part numbers from 7 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 5331-00-070-6521 (5331000706521)
- NIIN: 00-070-6521 (000706521)
- 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 R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CQFM | HARDNESS RATING | SHORE DUROMETER A MINIMUM 65.0 AND SHORE DUROMETER A MAXIMUM 71.0 |
| ABJH | TEMP RATING | FAHRENHEIT -65.0 AND FAHRENHEIT 160.0 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL SPEC SINGLE MATERIAL RESPONSE -IL--5516,CL B |
| ADVN | CROSS-SECTIONAL HEIGHT | INCHES MINIMUM 0.195 AND INCHES MAXIMUM 0.225 |
| MATT | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| ADYT | CENTER HOLE DIAMETER | INCHES MINIMUM 26.098 AND INCHES MAXIMUM 26.278 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| G68-93 | 006V4 | THE GUND COMPANY, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| G68-93 | 02697 | PARKER-HANNIFIN CORP DIV O-RING DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| G68-93 | 1K697 | DBR INDUSTRIES, INC. DBA DBR INDUSTRIES INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| G68-93 | 22601 | DELFORD INDUSTRIES, INC. DBA DELFORD INDUSTRIES INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| G68-93 | 34087 | KITCO LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| G68-93 | 63032 | HOT-SHOT PRODUCTS CO INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| G68-93 | 97153 | GOODRICH CORPORATION DIV COLLINS AEROSPACE, LANDING SYSTEMS (WHEELS & BRAKES) | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5331000706521&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331000706521
- 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/5331-00-070-6521/
JSON: https://nsnexplorer.com/api/nsn/5331-00-070-6521.json