National Stock Number
4820-00-040-8494
National Stock Number (NSN) 4820-00-040-8494, or NIIN 000408494, (ball and seat assembly) has an unknown assigned date. NIIN 000408494 was cancelled on May 2, 1990, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4820001376155. This NSN replaces 1 stock number, 4820010512004.
There are no manufacturer part numbers associated to 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) 77777. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820000408494 does not contain precious metals.
This information was last updated on Jul 01, 2025.