The Sensing Element,fire Detector Sy, cataloged under National Stock Number 6340-01-603-4647, is classified within Federal Supply Class 6340 (Aircraft Alarm and Signal Systems) of the Alarm, Signal, and Security Detection Systems group. The manufacturer of record is Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6340-01-603-4647 |
| Primary Part Number | 04-90028-9107A |
| Item Name | Sensing Element,fire Detector Sy |
| FSC / FSG | 6340 / 63 — Aircraft Alarm and Signal Systems |
| Manufacturer | Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems |
| Status | ACTIVE |
| Termination Type | CONNECTOR SOCKET |
| Termination Quantity | 2 |
| Fire Alarm Minimum Temp Setting | 124.0 CELSIUS DEGC |
| Termination Controlling Agency | FENWAL SAFETY SYSTEMS |
| Element Length | 15.0 FEET MAXIMUM FT |
| Material | STEEL CORROSION RESISTING SEMICONDUCTOR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 04-90028-9107A PRIMARY | Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems (USA) |
| 04-90028-9107A | Liebherr-Aerospace Toulouse SAS (FRA) |
NSN 6340-01-603-4647 is a Sensing Element,fire Detector Sy, manufactured by Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems, classified under FSC 6340, Aircraft Alarm and Signal Systems. Status: active.
NSN 6340-01-603-4647 has 2 manufacturer part numbers on file: 04-90028-9107A (Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems), 04-90028-9107A (Liebherr-Aerospace Toulouse SAS).
Key specifications for 04-90028-9107A: Termination Type: CONNECTOR SOCKET; Termination Quantity: 2; Fire Alarm Minimum Temp Setting: 124.0 CELSIUS DEGC; Termination Controlling Agency: FENWAL SAFETY SYSTEMS. 6 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.