National Stock Number
4510-01-522-0078
National Stock Number (NSN) 4510-01-522-0078, or NIIN 015220078, (valve,float,water closet tank) was assigned July 14, 2004 in the Federal Logistics Information System (FLIS). NIIN 015220078 was cancelled on March 2, 2010, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4510014665768. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers 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.
There has been very little 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) 07161. [AN AUTOMATIC, FLOAT-OPERATED VALVE USED FOR FILLING WATER CLOSET TANKS.]. 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 4510015220078 does not contain precious metals.
This information was last updated on Jul 01, 2025.