DLMS™ Summary National Stock Number 1020-00-380-0290 National Stock Number (NSN) 1020-00-380-0290, or NIIN 003800290, (valve,regulating,fluid pressure) has an unknown assigned date. NIIN 003800290 was cancelled on April 2, 1990, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4820009602409. This NSN does not replace any other NSNs. 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. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1020003800290 does not contain precious metals. This information was last updated on May 04, 2012.