National Stock Number
4820-01-163-7674
National Stock Number (NSN) 4820-01-163-7674, or NIIN 011637674, (valve,regulatin) has an unknown assigned date. NIIN 011637674 was cancelled on July 2, 1990, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4820005224354. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN. 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) 77777. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820011637674 does not contain precious metals.
This information was last updated on Jul 01, 2025.