The Nozzle,fire Extinguisher, cataloged under National Stock Number 4210-01-666-4649, is classified within Federal Supply Class 4210 (Firefighting Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4210-01-666-4649 |
| Item Name | Nozzle,fire Extinguisher |
| FSC / FSG | 4210 / 42 — Firefighting Equipment |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 05508 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4210-01-666-4649 is a Nozzle,fire Extinguisher, classified under FSC 4210, Firefighting Equipment. Status: active.
Key specifications for 4210-01-666-4649: Overall Length: 56.0 MILLIMETERS NOMINAL MM; Special Features: NOMINAL TEMPERATURE IS 74 DEGREES CELSIUS; THREAD IS NPT 1/2 INCH; IN; Part Name Assigned by Controlling Agency: SPRINKLER. 0 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.