The Sensing Element,fire Detector Sy, cataloged under National Stock Number 6340-01-262-5757, 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 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6340-01-262-5757 |
| Primary Part Number | 04-100000-521 |
| 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 |
| FSC Application Data | PACER SPECIAL |
| Nuclear Hardness Critical Feature | HARDENED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | H |
| Part Number | Manufacturer |
|---|---|
| 04-100000-521 PRIMARY | Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems (USA) |
| Reference | Meaning |
|---|---|
| 04-100000-511 | 5/9 Secondary reference Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems |
| DAA3216P001-231 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
NSN 6340-01-262-5757 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 6340-01-262-5757 has 1 manufacturer part number on file: 04-100000-521 (Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems).
Key specifications for 04-100000-521: FSC Application Data: PACER SPECIAL; Nuclear Hardness Critical Feature: HARDENED. 2 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.
NSN 6340-01-262-5757 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.