National Stock Number
6640-00-442-1000
National Stock Number (NSN) 6640-00-442-1000, or NIIN 004421000, (stopper,bottle) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 6640008448892.
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 2 suppliers. Today, 2 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.
This NSN is assigned to Item Name Code (INC) 04647. [A CLOSURE TO FIT WITHIN THE MOUTH OF A BOTTLE. IT IS MADE OF CORK, RUBBER, GLASS AND GLAZED CERAMICS, PAPER, OR PLASTIC. IT HAS OTHER USES SUCH AS A CLOSURE FOR AN OIL HOLE, OR BOLT HOLE IN A SMALL MACHINE ASSEMBLY.]. 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 6640004421000 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.