# NSN 4320-01-436-3222: Ring, Wearing

NSN 4320-01-436-3222 (also written 4320014363222; NIIN 01-436-3222) is a ring, wearing in Federal Supply Class 4320, Power and Hand Pumps. 5 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 4320-01-436-3222 (4320014363222)
- NIIN: 01-436-3222 (014363222)
- Item name: RING,WEARING
- Federal Supply Class: [FSC 4320 Power and Hand Pumps](https://nsnexplorer.com/fsc/4320/)
- Federal Supply Group: [FSG 43](https://nsnexplorer.com/group/43/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-10-15)
- Acquisition method code: 3

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 0654C0554S901A | 63857 | CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 0654C0554S902A | 63857 | CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 12996814 | 82796 | COLTEC INDUSTRIES INC. DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 654C0554 | 63857 | CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 654C0572 | 63857 | CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-14 | [SPE7M127P0377](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320014363222) | RING, WEARING | CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS | $52,635.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4320014363222&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320014363222
- 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/4320-01-436-3222/
JSON: https://nsnexplorer.com/api/nsn/4320-01-436-3222.json