National Stock Number
5330-01-004-6638
National Stock Number (NSN) 5330-01-004-6638, or NIIN 010046638, (packing material) was assigned May 29, 1975 in the Federal Logistics Information System (FLIS). NIIN 010046638 was cancelled on September 2, 2019, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 5330000851701. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that 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 somewhat common among different platforms, belonging to 3 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 11, 2020, 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) 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. Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 5330010046638 does not contain precious metals.
This information was last updated on Aug 01, 2025.