National Stock Number
4240-01-701-1979
National Stock Number (NSN) 4240-01-701-1979, or NIIN 017011979, (breathing apparatus,oxygen gener) was assigned May 3, 2022 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are 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) 17300. [A PORTABLE RESPIRATORY PROTECTIVE DEVICE DESIGNED TO GENERATE OXYGEN FROM CHEMICALS AND PROVIDE RESPIRABLE AIR TO THE WEARER BY MEANS OF A CLOSED RECYCLING SYSTEM WITHOUT RECOURSE TO ATMOSPHERIC AIR SUPPLY.]. 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 4240017011979 does not contain precious metals.
This information was last updated on Jul 01, 2025.