National Stock Number
1005-01-100-4469
National Stock Number (NSN) 1005-01-100-4469, or NIIN 011004469, (armament subsystem,helicopter,20 millimeter automatic gun) was assigned September 7, 1980 in the Federal Logistics Information System (FLIS). NIIN 011004469 was cancelled on April 30, 2010, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. 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.
This NSN is assigned to Item Name Code (INC) 28276. [AN ARMAMENT SUBSYSTEM DESIGNED FOR ATTACHMENT OF ONE OR MORE GUN, AUTOMATIC, 20 MILLIMETER; TO A HELICOPTER (AS MODIFIED).]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1005011004469 does not contain precious metals.
This information was last updated on Jun 01, 2025.