The Sensing Element,fire Detector Sy, cataloged under National Stock Number 6340-01-341-5332, is classified within Federal Supply Class 6340 (No Item Name Available) of the Alarm, Signal, and Security Detection Systems group. The primary manufacturer of record is Lockheed Martin Corp. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6340-01-341-5332 |
| Primary Part Number | 4L97556-101A |
| Item Name | Sensing Element,fire Detector Sy |
| FSC / FSG | 6340 / 63 — No Item Name Available |
| Manufacturer | Lockheed Martin Corp |
| Status | ACTIVE |
| Element Length | 3.500 FEET NOMINAL FT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4L97556 | Lockheed Martin Corp (USA) |
| D4L97556 | Lockheed Martin Corp (USA) |
| 4L97556-101A PRIMARY | Lockheed Martin Corp (USA) |
| 05BU0-400041 | Kidde Technologies Inc Dba Kidde Dual Spectrum Div Kidde Dual Spectrum (USA) |
| 11323-400041 | Raytheon Company Dba Raytheon (USA) |
| 400041 | Kidde Technologies, Inc Div Kidde Aerospace and Defense (USA) |
NSN 6340-01-341-5332 is a Sensing Element,fire Detector Sy, manufactured by Lockheed Martin Corp, classified under FSC 6340 (No Item Name Available). Status: active.
NSN 6340-01-341-5332 has 6 cross-referenced part numbers: 4L97556 (Lockheed Martin Corp), D4L97556 (Lockheed Martin Corp), 4L97556-101A (Lockheed Martin Corp), 05BU0-400041 (Kidde Technologies Inc Dba Kidde Dual Spectrum Div Kidde Dual Spectrum), 11323-400041 (Raytheon Company Dba Raytheon) and 1 more.
There are 3 known substitutes for 6340-01-341-5332: 6220-00-905-8496, 6105-01-197-9588, 5950-01-265-1660. Verify interchangeability with system specifications before substitution.
Key specifications for 4L97556-101A: Element Length: 3.500 FEET NOMINAL FT; End Item Identification: AIRCRAFT,GALAXY C-5. 2 total characteristics are documented in the Federal Logistics Information System.