National Stock Number
1680-01-643-1344
National Stock Number (NSN) 1680-01-643-1344, or NIIN 016431344, (extinguisher,fire,aircraft) was assigned March 20, 2015 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.
This NSN is unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 21, 2015, 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 data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 51557. [A PRESSURIZED UNIT WITH FIRE EXTINGUISHING AGENT THAT CAN BE MANUALLY OR AUTOMATICALLY RELEASED. CONSISTS OF CYLINDERS, CONTAINERS, FITTINGS, AND THE LIKE.]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 1680016431344 does not contain precious metals.
This NSN is associated to Schedule B 8424100000: fire extinguishers, whether or not charged. The Schedule B End Use is listed as photo, service industry machinery. NAICS classification category 339999: all other miscellaneous manufacturing.
This information was last updated on Jul 01, 2025.