The Control Head,fire Suppression Sy, cataloged under National Stock Number 4210-01-684-3979, is classified within Federal Supply Class 4210 (Firefighting Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Kidde-Fenwal, Llc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4210-01-684-3979 |
| Primary Part Number | WK-890181-000 |
| Item Name | Control Head,fire Suppression Sy |
| FSC / FSG | 4210 / 42 — Firefighting Equipment |
| Manufacturer | Kidde-Fenwal, Llc |
| Status | ACTIVE |
| Voltage in Volts and Current Type | 24.0 DC |
| Current Rating | 2.0 AMPERES |
| 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 |
|---|---|
| WK-890181-000 PRIMARY | Kidde-Fenwal, Llc (USA) |
NSN 4210-01-684-3979 is a Control Head,fire Suppression Sy, manufactured by Kidde-Fenwal, Llc, classified under FSC 4210, Firefighting Equipment. Status: active.
NSN 4210-01-684-3979 has 1 manufacturer part number on file: WK-890181-000 (Kidde-Fenwal, Llc).
Key specifications for WK-890181-000: Voltage in Volts and Current Type: 24.0 DC; Overall Length: 6.18 INCHES NOMINAL IN; Overall Width: 4.00 INCHES NOMINAL IN; Special Features: PROVIDE FOR ELECTRIC AND LOCAL MANUAL (LEVER) ACTUATION OF THE CO2 CYLINDER VALVE, OR DIRECTIONAL (STOP) VALVES; OPERATED ELECTRICALLY BY A SUPPRESSION CONTROL PANEL; CONTAINS A MICROSWITCH TO BREAK THE ELECTRICAL CIRCUIT TO THE SOLENOID WHEN THE HEAD IS ACTUATED. 2 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.