National Stock Number
5330-00-641-1639
National Stock Number (NSN) 5330-00-641-1639, or NIIN 006411639, (packing material) was assigned January 1, 1963 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 7 suppliers. Today, 5 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 02, 2006, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (Potential sources shall include dealers/distributors.) 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) 04531. [ANY MATERIAL SPECIFICALLY DESIGNED AND CONSTRUCTED TO RESIST DETERIORATION FROM THE ACTION OF HEAT, GAS, CHEMICALS OR LIQUIDS AND USED TO CREATE A TIGHT SEAL. IT IS SUPPLIED IN LOOSE FORM OR IN COILS, SPIRALS, SPOOLS OR CUT LENGTHS, USUALLY HAVING A SQUARE OR ROUND CROSS SECTION. FOR RUBBER ITEMS HAVING A ROUND CROSS SECTION, SEE RUBBER ROUND SECTION. EXCLUDES:ROPE, ASBESTOS; CALKING COTTON; AND CALKING LEAD. SEE ALSO PACKING, PREFORMED; AND OAKUM.]. 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 5330006411639 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.