National Stock Number (NSN) 2590-00-374-5079, or NIIN 003745079, (cap,filler opening) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 28 stock numbers. Five of the National Stock Numbers that it replaces are: 2910004477268, 2910004474221, 2910004226345, 2910008759219, 2910004105685.
There are 20 manufacturer part numbers associated with this NSN. 15 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 24 suppliers. Today, 12 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 Mar 20, 2013. There have been 5 contracts issued for this part number, with 5 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: SPM7L213M4063, SPM7L212V0284, SPM7L212V0284, SPM7L211V6276, SPM7L211V6276. The total value of the awarded contracts has been US$ 11,979.18.
This NSN is very common among different weapons systems, belonging to 37 different platforms.
There has been a small 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 Nov 22, 2012, 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) 30128. [A PART BASICALLY CIRCULAR IN SHAPE, DESIGNED TO COVER OR SEAL THE FILLER-NECK OR INLET OPENING OF A FUEL TANK, RADIATOR, OIL RESERVOIR, LIQUID STORAGE TANK OR THE LIKE. IT MAY BE EITHER PERMANENTLY ATTACHED TO THE OBJECT FOR WHICH IT IS DESIGNED OR PROVIDED WITH A MEANS OF REMOVAL AND REPLACEMENT. EXCLUDES:CAP, VENT, FUEL STORAGE TANK; AND COVER (1), (AS MODIFIED).]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 2590003745079 contains an unknown precious metal.
This NSN is associated to Schedule B 8309100000: crown corks (including crown seals and caps), and parts thereof, of base metal. The Schedule B End Use is listed as finished metal shapes.
This information was last updated on Jul 01, 2025.