National Stock Number
4210-01-537-2735
National Stock Number (NSN) 4210-01-537-2735, or NIIN 015372735, (extinguisher,fire) was assigned February 1, 2006 in the Federal Logistics Information System (FLIS). NIIN 015372735 was cancelled on December 5, 2019, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN. 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Feb 02, 2020, this NSN's acquisition method was noted as: Acquire only from the prime contractor although the engineering data identifies the Commercial and Government Entity Code (CAGE) and part number of a source other than the prime contractor. The design of this part is unstable. Engineering, manufacturing, or performance characteristics indicate that the required design objectives have not been achieved. Major changes are contemplated because the part has a low process yield or has demonstrated marginal performance during tests or service use. These changes will render the present part obsolete and unusable in its present configuration. Limited acquisition from the present source is anticipated pending configuration changes. Valid AMCs: 1, 2, 3, 4 and 5.
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.]. The item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel. 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 4210015372735 does not contain precious metals.
This information was last updated on Aug 01, 2025.