# NSN 6830-01-666-4004: Oxygen, Liquid

NSN 6830-01-666-4004 (also written 6830016664004; NIIN 01-666-4004) is an oxygen, liquid in Federal Supply Class 6830, Gases: Compressed and Liquefied. 2 manufacturer part numbers from 1 supplier are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 6830-01-666-4004 (6830016664004)
- NIIN: 01-666-4004 (016664004)
- Item name: OXYGEN,LIQUID
- Federal Supply Class: [FSC 6830 Gases: Compressed and Liquefied](https://nsnexplorer.com/fsc/6830/)
- Federal Supply Group: [FSG 68](https://nsnexplorer.com/group/68/)
- Acquisition method suffix code: AMSC G: the government has a complete data package and the rights to use it. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGXW | PHYSICAL FORM | LIQUID |
| FEAT | SPECIAL FEATURES | REL. NSN 6830015277267 W/ DIFF U/I; OXYGEN,LIQUID,TYPE 2; |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| AWS A5.32 | 31505 | AMERICAN WELDING SOCIETY, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AWS A5.32 CLASS SG-O GRADE B | 31505 | AMERICAN WELDING SOCIETY, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-06 | [SPE60125D1501/SPE60127FL27P](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6830016664004) | OXYGEN, LIQUID | AIRGAS USA, LLC DBA AIRGAS DIV NORTH DIVISION | $620.75 |
| 2026-09-29 | [SPE60125D1501/SPE60126FL25F](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6830016664004) | OXYGEN, LIQUID | AIRGAS USA, LLC DBA AIRGAS DIV NORTH DIVISION | $448.50 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6830016664004&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6830016664004
- 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/6830-01-666-4004/
JSON: https://nsnexplorer.com/api/nsn/6830-01-666-4004.json