DLMS™ Summary National Stock Number 1010-00-344-6226 National Stock Number (NSN) 1010-00-344-6226, or NIIN 003446226, (mount,mortar,81mm,m) has an unknown assigned date. NIIN 003446226 was cancelled on January 1, 1963, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 1015007238468. 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 1010003446226 contains an unknown precious metal. This information was last updated on Dec 01, 2014.