National Stock Number
5640-01-449-0973
National Stock Number (NSN) 5640-01-449-0973, or NIIN 014490973, (sound controlling panel) was assigned September 18, 1997 in the Federal Logistics Information System (FLIS). NIIN 014490973 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 are 3 manufacturer part numbers associated with this NSN. One 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, 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) 41920. [CONSISTS OF A RIGID, BOX SHAPED OUTER PANEL, SOUND CONTROLLING BATT, SOUND CONTROLLING BOARD AND/OR SOUND CONTROLLING BLOCK. IT MAY BE WITH OR WITHOUT SURFACE COATING AND/OR PERFORATIONS OR VOIDS TO BE EXPOSED TO THE NOISE AREA TO ENTRAP AND DISSIPATE SOUND ENERGY.]. 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 5640014490973 does not contain precious metals.
This information was last updated on Apr 01, 2024.