National Stock Number
5640-01-085-1912
National Stock Number (NSN) 5640-01-085-1912, or NIIN 010851912, (insulation blanket,thermal) was assigned November 1, 1979 in the Federal Logistics Information System (FLIS). NIIN 010851912 was cancelled on December 15, 2017, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. 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 assigned to Item Name Code (INC) 15120. [A FLEXIBLE MATERIAL COMPOSED OF ONE OR MORE KINDS OF FIBER, WITH OR WITHOUT BINDER ADDED, SUPPLIED IN FLAT SHEETS OR ROLLS. IT MAY HAVE A VAPOR BARRIER OR REINFORCING MATERIAL SUCH AS PAPER, WOVEN WIRE OR OTHER SHEET MATERIAL AFFIXED TO ONE OR BOTH SIDES. IT IS DESIGNED TO PROVIDE RESISTANCE TO THE FLOW OF HEAT, AND MUST BE RATED FOR THIS USE. EXCLUDES:INSULATION COMPONENTS PREFABRICATED INTO DEFINITE SHAPES AND SIZES USED IN AIRCRAFT APPLICATIONS. EXCLUDES:INSULATION BLANKET,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 5640010851912 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.