National Stock Number
5640-01-718-7938
National Stock Number (NSN) 5640-01-718-7938, or NIIN 017187938, (panel,ceiling) was assigned March 20, 2024 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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, only one supplier is 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) 37443. [A FLAT RIGID OR SEMI-RIGID ITEM, SQUARE OR RECTANGULAR IN SHAPE, USED TO FORM THE OVERHEAD INSIDE LINING OF A ROOM. THE ITEM MAY BE RATED FOR THERMAL INSULATION VALUE AND/OR SOUND CONTROL AND MAY HAVE VARIOUS SURFACE PATTERNS. FOR ITEMS DESIGNED SPECIFICALLY FOR INSULATION OR SOUND CONTROL SEE INSULATION BLOCK, THERMAL OR INSULATION BOARD, THERMAL AND SOUND CONTROLLING BLOCK OR SOUND CONTROLLING BOARD. EXCLUDES:PANEL, STRUCTURAL.]. 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 5640017187938 does not contain precious metals.
This information was last updated on Aug 01, 2025.