National Stock Number
4820-00-123-1381
National Stock Number (NSN) 4820-00-123-1381, or NIIN 001231381, (disk,valve) was assigned November 1, 1968 in the Federal Logistics Information System (FLIS). NIIN 001231381 was cancelled on May 2, 2007, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4820001073164. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are 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) 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.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820001231381 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.