National Stock Number
4820-00-989-4477
National Stock Number (NSN) 4820-00-989-4477, or NIIN 009894477, (disk,valve) has an unknown assigned date. NIIN 009894477 was cancelled on September 22, 2001, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN replaces 1 stock number, 4820000361704.
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, one supplier is 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) 35224. [AN ITEM OF VARIOUS SHAPES (USUALLY CIRCULAR, CONICAL, CYLINDRICAL, OR RECTANGULAR) USED TO PREVENT OR REGULATE THE FLOW OF LIQUIDS OR GASES THROUGH THE VALVE. MAY INCLUDE A RETAINER, SCREW, HOLDER, AND THE LIKE.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820009894477 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.