National Stock Number
6340-01-454-6263
National Stock Number (NSN) 6340-01-454-6263, or NIIN 014546263, (alarm set,pilot warning) was assigned April 7, 1998 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, there are no suppliers listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 12, 2020, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 38629. [A COMPLETE ELECTRICAL WARNING UNIT SPECIFICALLY DESIGNED TO PROVIDE AN AURAL MESSAGE/WARNING THROUGH PILOT'S EARPHONES AND/OR VISUAL MESSAGE ON PILOT'S HEADS-UP VISOR DISPLAY OR A CONTROL PANEL INDICATING AN UNSAFE AIRCRAFT ATTITUDE, SUCH AS: ALTITUDE, FIRE, CANOPY, PRESSURIZATION, ENGINE AND/OR ROTOR RPMS, AND THE LIKE. ITEM DOES NOT PROVIDE FACILITIES FOR BELLS, BUZZERS, HORNS, SIRENS AND\OR LIGHTS. EXCLUDES:ALARM SET, PERSONNEL HAZARD.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 6340014546263 does not contain precious metals.
This information was last updated on Aug 01, 2025.