National Stock Number
5640-01-035-1844
National Stock Number (NSN) 5640-01-035-1844, or NIIN 010351844, (sound controlling blanket) has an unknown assigned date. NIIN 010351844 was cancelled on September 19, 1999, 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 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) 20230. [A MATERIAL COMPOSED OF ONE OR MORE KINDS OF FIBER, WITH OR WITHOUT BINDER ADDED, REINFORCED ON ONE OR BOTH SIDES WITH VARIOUS CONFINING MEDIA SUITABLY BOUND THERETO. IT IS DESIGNED TO ENTRAP AND DISSIPATE SOUND ENERGY, AND MUST BE RATED FOR THIS USE. SEE ALSO INSULATION BLANKET, CABIN, AIRCRAFT.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). 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 5640010351844 does not contain precious metals.
This information was last updated on May 01, 2025.