National Stock Number
5340-01-668-5441
National Stock Number (NSN) 5340-01-668-5441, or NIIN 016685441, (cap,filler opening) was assigned November 28, 2017 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number 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 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 Nov 29, 2017, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. 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 or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 5340016685441 does not contain precious metals.
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 Aug 01, 2025.