National Stock Number
4520-01-699-3225
National Stock Number (NSN) 4520-01-699-3225, or NIIN 016993225, (heater,water,electric) was assigned January 24, 2022 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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, only one supplier is 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.
This NSN is assigned to Item Name Code (INC) 07180. [A UNIT SPECIFICALLY DESIGNED FOR HEATING WATER BY A DIRECT FIRED METHOD, UTILIZING ELECTRIC HEATING ELEMENT(S).]. 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 4520016993225 does not contain precious metals.
This NSN is associated to Schedule B 8516100040: electric storage water heaters. The Schedule B End Use is listed as household appliances. NAICS classification category 335228: other major household appliance manufacturing.
This information was last updated on May 01, 2025.