National Stock Number
5330-00-005-0521
National Stock Number (NSN) 5330-00-005-0521, or NIIN 000050521, (packing material) was assigned June 14, 1972 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5330004922909.
There are 8 manufacturer part numbers associated with this NSN. 4 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, 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.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
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 5330000050521 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.