DLMS™ Summary National Stock Number 1005-00-437-4777 National Stock Number (NSN) 1005-00-437-4777, or NIIN 004374777, (housing,trigger) was assigned August 29, 1969 in the Federal Logistics Information System (FLIS). NIIN 004374777 was cancelled on February 2, 2000, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 1005014343183. 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 1005004374777 contains an unknown precious metal. This information was last updated on Apr 01, 2015.