National Stock Number
4240-00-495-9132
National Stock Number (NSN) 4240-00-495-9132, or NIIN 004959132, (carrying case,air mask) was assigned February 3, 1971 in the Federal Logistics Information System (FLIS). NIIN 004959132 was cancelled on January 2, 1996, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN replaces 1 stock number, 4240009592202.
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) 77777. 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 4240004959132 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.