DLMS™ Summary National Stock Number 1005-00-344-6122 National Stock Number (NSN) 1005-00-344-6122, or NIIN 003446122, (sight,front) has an unknown assigned date. NIIN 003446122 was cancelled on January 1, 1963, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 1005005153015. 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 1005003446122 contains an unknown precious metal. This information was last updated on Apr 01, 2015.