National Stock Number
6640-00-406-7303
National Stock Number (NSN) 6640-00-406-7303, or NIIN 004067303, (flask,insulated) was assigned April 17, 1970 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 6 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are 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) 38258. [A VESSEL WHICH IS DOUBLE INSULATED BY MEANS OF FOAM OR GAS. USED FOR DRY ICE, SOLVENT BATH, LIQUID AIR, AND LIQUID NITROGEN. EXCLUDES:FLASK, DEWAR).]. 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 6640004067303 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.