National Stock Number
5640-01-517-2534
National Stock Number (NSN) 5640-01-517-2534, or NIIN 015172534, (insulation board,thermal) was assigned February 3, 2004 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 15118. [AN ITEM IDENTICAL IN CONSTRUCTION TO INSULATION BLOCK, THERMAL EXCEPT THAT IT IS SUPPLIED IN LENGTHS GREATER THAN 36 INCHES (914.4 MM). EXCLUDES:BUILDING BOARD (AS MODIFIED). MILLBOARD, ASBESTOS; ASBESTOS SHEET, COMPRESSED; CORK SHEET; CORK AND RUBBERSHEET; AND FIBERBOARD (AS MODIFIED). SEE ALSO INSULATION BLANKET, THERMAL.]. 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 5640015172534 does not contain precious metals.
This information was last updated on Jul 01, 2025.