National Stock Number
4210-01-257-9690
National Stock Number (NSN) 4210-01-257-9690, or NIIN 012579690, (head,sprinkler,fire protection) was assigned June 26, 1987 in the Federal Logistics Information System (FLIS). NIIN 012579690 was cancelled on January 2, 2007, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4210013257073. This NSN does not replace any other NSNs.
There is only one manufacturer part number 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, there are no suppliers 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) 03948. [AN AUTOMATIC DEVICE SPECIFICALLY DESIGNED FOR THE DISCHARGE OF WATER, CHEMICAL POWDER/FOAM, OR VAPORIZING LIQUID IN A SPRAYED, FOGGED, OR DIRECTIONALIZED PATTERNS. NORMALLY USED IN FIXED FIRE PROTECTION SYSTEMS.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. 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 4210012579690 does not contain precious metals.
This information was last updated on Aug 01, 2025.