# NSN 4210-01-522-2821: Extinguisher Subassembly, Fire

NSN 4210-01-522-2821 (also written 4210015222821; NIIN 01-522-2821) is an extinguisher subassembly, fire in Federal Supply Class 4210, Fire Fighting Equipment. 2 manufacturer part numbers from 1 supplier are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4210-01-522-2821 (4210015222821)
- NIIN: 01-522-2821 (015222821)
- Item name: EXTINGUISHER SUBASSEMBLY,FIRE
- Federal Supply Class: [FSC 4210 Fire Fighting Equipment](https://nsnexplorer.com/fsc/4210/)
- Federal Supply Group: [FSG 42](https://nsnexplorer.com/group/42/)
- Acquisition method suffix code: AMSC Z: a commercial, nondevelopmental or off-the-shelf item. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | F/A-18E/F HORNET AIRCRAFT |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | DISCHARGE HEAD ASSEMBLY |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 446739-3 | 61423 | KIDDE TECHNOLOGIES, INC DIV KIDDE AEROSPACE AND DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 446739-6 | 61423 | KIDDE TECHNOLOGIES, INC DIV KIDDE AEROSPACE AND DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-22 | [SPE4AX18D9409/SPE4A626F496F](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4210015222821) | EXTINGUISHER SUBASSEMBLY, FIRE | KIDDE TECHNOLOGIES, INC DIV KIDDE AEROSPACE AND DEFENSE | $24,882.30 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4210015222821&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4210015222821
- 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/4210-01-522-2821/
JSON: https://nsnexplorer.com/api/nsn/4210-01-522-2821.json