National Stock Number
6340-01-157-9196
National Stock Number (NSN) 6340-01-157-9196, or NIIN 011579196, (sensing element,fire detector system) was assigned July 13, 1983 in the Federal Logistics Information System (FLIS). NIIN 011579196 was cancelled on December 16, 2017, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. 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 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 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 Jul 21, 2020, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (Potential sources shall include dealers/distributors.) The rights to use the data needed to purchase this part from additional sources are not owned by the Government and cannot be purchased. 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 6340011579196 does not contain precious metals.
This information was last updated on Aug 01, 2025.