National Stock Number
4920-01-675-0081
National Stock Number (NSN) 4920-01-675-0081, or NIIN 016750081, (ventilation system,fuel cell,air) was assigned August 17, 2018 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. None of the associated 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, 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 18, 2018, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The rights to use the data needed to purchase this part from additional sources are not owned by the Government and cannot be purchased. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 67223. [CONSISTS OF A BLOWER AND BREATHING AIR SUPPLY, BREATHING MASKS, FILTERS, AND HOSES. MAY ALSO INCLUDE, STANDBY OXYGEN SUPPLY, ADAPTERS, NETTING, JACKS, CAPS, AND PLUGS. MAY HAVE STORAGE FOR ALL ITEMS NECESSARY FOR THE MAINTENANCE OF CELL, FUEL, AIRCRAFT. THIS SYSTEM REPLACES FUEL VAPOR IN THE CELL, FUEL, AIRCRAFT WITH AMBIENT AIR OXYGEN. IT ALSO PROVIDES BREATHING AIR FOR MAINTENANCE AND INSPECTION PERSONNEL. MAY BE PROVIDED IN A DEPLOYABLE CONTAINER OR TRAILER MOUNTED.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4920016750081 does not contain precious metals.
This information was last updated on Aug 01, 2025.