# NSN 2825-01-325-6804: Ring, Piston

NSN 2825-01-325-6804 (also written 2825013256804; NIIN 01-325-6804) is a ring, piston in Federal Supply Class 2825, Steam Turbines and Components. 5 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 2825-01-325-6804 (2825013256804)
- NIIN: 01-325-6804 (013256804)
- Item name: RING,PISTON
- Federal Supply Class: [FSC 2825 Steam Turbines and Components](https://nsnexplorer.com/fsc/2825/)
- Federal Supply Group: [FSG 28](https://nsnexplorer.com/group/28/)
- Acquisition method suffix code: AMSC Z: a commercial, nondevelopmental or off-the-shelf item. (observed 2026-10-27)
- Acquisition method code: 4

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 62785 | 91816 | CIRCOR AEROSPACE, INC. DBA CIRCOR AEROSPACE INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 8504-799 PART 9655 | 70642 | ATKOMATIC VALVE CO INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 9655 | 70642 | ATKOMATIC VALVE CO INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 9655CER | 70642 | ATKOMATIC VALVE CO INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 9655CER | 91816 | CIRCOR AEROSPACE, INC. DBA CIRCOR AEROSPACE INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-02 | [SPE7L026P1191](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2825013256804) | RING, PISTON | TRANSAERO, INC. | $3,451.76 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=2825013256804&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2825013256804
- 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/2825-01-325-6804/
JSON: https://nsnexplorer.com/api/nsn/2825-01-325-6804.json