National Stock Number
4210-00-257-5343
National Stock Number (NSN) 4210-00-257-5343, or NIIN 002575343, (extinguisher,fire) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 4 stock numbers: 4210009651111, 4210001274854, 4210002214713, 4210009845270.
There are 7 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. 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. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries.
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 nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 4210002575343 contains an unknown precious metal.
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 Aug 01, 2025.