National Stock Number
4520-00-740-4939
National Stock Number (NSN) 4520-00-740-4939, or NIIN 007404939, (igniter,spark,fuel) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 02, 2006, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 33715. [AN ITEM HAVING ONE OR MORE ELECTRODES ARRANGED TO FORM AN AIR GAP ACROSS WHICH AN ELECTRIC SPARK IS INTRODUCED AND DISCHARGED TO IGNITE FUEL AND AIR MIXTURES IN SPACE HEATERS, FURNACES, AND THE LIKE. EXCLUDES:SPARK PLUG; GLOW PLUG; AND ELECTRODE.]. 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 4520007404939 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.