DLMS™ Summary National Stock Number 1005-00-934-2173 National Stock Number (NSN) 1005-00-934-2173, or NIIN 009342173, (periscope,armored vehicle) has an unknown assigned date. NIIN 009342173 was cancelled on April 13, 1968, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 1240007060794. 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. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1005009342173 contains an unknown precious metal. This information was last updated on Jan 01, 2015.