National Stock Number
4210-00-547-1121
National Stock Number (NSN) 4210-00-547-1121, or NIIN 005471121, (extinguisher,fire) was assigned October 12, 1974 in the Federal Logistics Information System (FLIS). NIIN 005471121 was cancelled on March 3, 2005, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are 2 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 one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that 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) 42700. [AN AUTOMATIC OR HAND OPERATED DEVICE DESIGNED TO DISCHARGE UPON A FIRE. AUTOMATIC DEVICES HAVE HEAT, SMOKE OR OPTICAL DETECTORS. DEVICE MAY OR MAY NOT BE CHARGED BUT MUST CONTAIN ALL COMPONENTS NECESSARY FOR DISCHARGE ONCE FILLED WITH FIRE FIGHTING AGENTS OR CHEMICALS.]. 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). Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 4210005471121 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.