National Stock Number
4610-01-553-8771
National Stock Number (NSN) 4610-01-553-8771, or NIIN 015538771, (water softener unit) was assigned July 27, 2007 in the Federal Logistics Information System (FLIS). NIIN 015538771 was cancelled on April 2, 2012, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4610015243223. 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 one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is 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 somewhat common among different platforms, belonging to 2 different weapons systems.
This NSN is assigned to Item Name Code (INC) 08379. [AN ASSEMBLY CONSISTING OF A BRINE STORAGE TANK, WATER SOFTENER TANK AND ALL PIPE, FITTINGS AND CONTROLS NECESSARY TO COMPLETE THE WATER SOFTENING CYCLE. IT MAY INCLUDE ELECTRIC MOTOR AND PUMPS.]. This item does not have a nuclear hardened feature or any other critical feature 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 4610015538771 does not contain precious metals.
This information was last updated on Jul 01, 2025.