National Stock Number
6340-00-491-9766
National Stock Number (NSN) 6340-00-491-9766, or NIIN 004919766, (sensing element,fire detector sy) was assigned September 25, 1970 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Apr 15, 2010. There have been 2 contracts issued for this part number, with 2 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPM4A610MJ843, SPM4A609MJ382. The total value of the awarded contracts has been US$ 1,375.00.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
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 6340004919766 contains an unknown precious metal.
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.