National Stock Number (NSN) 5330-00-521-6511, or NIIN 005216511, (insulation,thermal,special purpo) 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, 1560006136541.
There are 4 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 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, with the most recent procurement date of Mar 10, 2013. There have been 3 contracts issued for this part number, with 3 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE4A713M6902, SPM4A711MG893, SPM4A710MG579. The total value of the awarded contracts has been US$ 7,690.16.
This NSN is somewhat common among different platforms, belonging to 6 different weapons systems.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 07, 2012, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 61720. [AN ITEM COMPOSED OF NATURAL OR SYNTHETIC MATERIAL IN VARIOUS SHAPES AND SIZES. IT IS SPECIFICALLY DESIGNED TO PROVIDE INSULATION FOR THE OUTER SKIN AND/OR INTERNAL COMPONENTS OF GUIDED MISSILES, BOMBS, WEAPONS, TURRETS AND THE LIKE, AGAINST THE AFFECT OF AERODYNAMIC HEATING AND/OR OPERATING HEAT. SEE ALSO INSULATION,THERMAL,AIRCRAFT.]. 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 5330005216511 does not contain precious metals.
This NSN is associated to Schedule B 8487900040: oil seals, other than those of chapter 40, machinery parts not containing electrical features. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 339991: gasket, packing, and sealing device manufacturing.
This information was last updated on Jul 01, 2025.