National Stock Number (NSN) 6340-01-317-1209, or NIIN 013171209, (sensing element,fire detector sy) was assigned March 23, 1990 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers 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, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 32 contracts issued for this part number, with 32 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE4A625PH072, SPE4A625PH072, SPE4A625PB321, SPE4A625P3416, SPE4A624PT375. The total value of the awarded contracts has been US$ 5,446,808.73.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
There has been a moderate amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 04, 2010, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. Acquisition of this part is restricted to source(s) specified on "Source Control", "Altered Item" or "Selected Item" drawings/documents. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 20919. [AN ITEM CONSISTING OF A PAIR OF ELECTRICAL CONDUCTORS IMBEDDED IN A SEMICONDUCTOR MATERIAL, HAVING A NEGATIVE TEMPERATURE COEFFICIENT OF RESISTANCE WHICH IS TIGHTLY ENCASED IN A SUITABLE METALLIC TUBE. THE ENDS OF THE ASSEMBLY ARE TERMINATED FOR ADAPTION IN A FIRE DETECTOR SYSTEM.]. 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 6340013171209 does not contain precious metals.
This NSN is associated to Schedule B 8531900002: parts of electric sound or visual signaling apparatus other than printed circuit assemblies, nesoi. The Schedule B End Use is listed as electric apparatus. NAICS classification category 335999: all other miscellaneous electrical equipment and component manufacturing.
This information was last updated on Aug 01, 2025.