FSG: 63 — Alarm, Signal, and Security Detection Systems
General Description
The Indicator Group, cataloged under National Stock Number 6340-00-658-6565, is classified within Federal Supply Class 6340 (Aircraft Alarm and Signal Systems) of the Alarm, Signal, and Security Detection Systems group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6340-00-658-6565
Item Name
Indicator Group
FSC / FSG
6340 / 63 — Aircraft Alarm and Signal Systems
Status
ACTIVE
Component Quantity
2
Supplementary Features
FUNCTION,TRIP SIGNAL
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
F603-2B
5/2Secondary reference
U.S. Government activity
F603-1B
3/2Design control — primary reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 6340 — Aircraft Alarm and Signal Systems
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6340-00-001-4608
6340-00-001-4608 · Item name not on file
6340-00-001-4609
6340-00-001-4609 · Item name not on file
6340-00-001-4610
CONNECTOR-RECEPTACL
6340-00-003-1931
6340-00-003-1931 · Item name not on file
6340-00-003-1932
6340-00-003-1932 · Item name not on file
6340-00-003-9686
6340-00-003-9686 · Item name not on file
6340-00-004-4880
6340-00-004-4880 · Item name not on file
6340-00-004-9729
SENSING ELEMENT,FIRE DETECTOR SY
Frequently Asked Questions
What is NSN 6340-00-658-6565?
NSN 6340-00-658-6565 is a Indicator Group, classified under FSC 6340, Aircraft Alarm and Signal Systems. Status: active.
What are the specifications of 6340-00-658-6565?
Key specifications for 6340-00-658-6565: Component Quantity: 2; Supplementary Features: FUNCTION,TRIP SIGNAL. 2 specifications are documented in the U.S. Government catalog.
Is NSN 6340-00-658-6565 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.