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Aircraft Alarm and Signal Systems

Explore (NSN) National Stock Numbers and part numbers classified in the (FSC) Federal Supply Classification 6340. Includes oxygen pressure signals and warning devices; such as air pressure warning signals, aircraft crew warning signals, altitude warning signals, alarm controls, audible landing gear alarms.
NSN Description
6340-00-001-4610
Connector-Receptacl
Cross Reference:
  1. 871-368
6340-00-004-9729
Fire Detector Sy Sensing Element
Cross Reference:
  1. 35572-2-575
  2. A51P9042-27
6340-00-008-2781
Cover
Cross Reference:
  1. 11-112
6340-00-009-5604
Fire Detector Sy Sensing Element
Cross Reference:
  1. GS815T1
  2. 876749
6340-00-014-1556
Fire Detector Sy Sensing Element
Cross Reference:
  1. 3B90090-111
  2. 35550-0-310
6340-00-014-3311
Alarm Control
Cross Reference:
  1. 35004-3
  2. 3B90090-101
  3. 3B90090-117
  4. SK31-908505-1
  5. 20-35005-000
6340-00-014-3320
Fire Detector Sy Sensing Element
Cross Reference:
  1. 3B90090-109
  2. 35605-0-310
6340-00-014-3327
Fire Detector Sy Sensing Element
Cross Reference:
  1. 3B90090-113
  2. 35565-0-310
6340-00-014-8057
Alarm Control
Cross Reference:
  1. 334-000
  2. SM-C-698151
6340-00-019-7555
End Plate
Cross Reference:
  1. R1692
6340-00-019-7556
Backplate Assembly
Cross Reference:
  1. R1936
6340-00-019-7557
Cap Assembly Indicator
Cross Reference:
  1. R3572-501
  2. 618432-501
6340-00-021-5853
Alarm Control
Cross Reference:
  1. 215-27132-1
  2. 377-02803
6340-00-022-3361
Annunciator
Cross Reference:
  1. 4L97503-211A
  2. 351-10460-019
  3. 6102-100-19
6340-00-024-2140
Positive Fault Assy
Cross Reference:
  1. 21636