The Nozzle,fire Extinguisher, cataloged under National Stock Number 4210-01-025-3773, is classified within Federal Supply Class 4210 (Firefighting Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Tyco Fire Products Lp. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Nozzle,fire Extinguisher |
| FSC / FSG | 4210 — Firefighting Equipment (FSG 42) |
| Manufacturers | Wheeler Fleet Solutions, Co. (CAGE 55683); Tyco Fire Products Lp (CAGE 03670) |
| Parameter | Value |
|---|---|
| NSN | 4210-01-025-3773 |
| Primary Part Number | 25493 |
| Item Name | Nozzle,fire Extinguisher |
| FSC / FSG | 4210 / 42 — Firefighting Equipment |
| Manufacturer | Tyco Fire Products Lp |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 1857-25493 | Wheeler Fleet Solutions, Co. (USA) |
| 25493 PRIMARY | Tyco Fire Products Lp (USA) |
| Reference | Meaning |
|---|---|
| 25493 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 4210-01-025-3773 is a Nozzle,fire Extinguisher, manufactured by Tyco Fire Products Lp, classified under FSC 4210, Firefighting Equipment. Status: active.
NSN 4210-01-025-3773 has 2 manufacturer part numbers on file: 1857-25493 (Wheeler Fleet Solutions, Co.), 25493 (Tyco Fire Products Lp).
3 possible matches (shared part number, not a government interchangeability claim): 5310-01-053-0183, 5360-01-129-0910, 5945-01-224-7401. Verify interchangeability with system specifications before substitution.
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.