DLMS™ Summary National Stock Number 1005-01-564-2663 National Stock Number (NSN) 1005-01-564-2663, or NIIN 015642663, (sight unit,mechanical) was assigned June 10, 2008 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs. There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts. This part number has not been procured by the US Government in over 5 years. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 23, 2013, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The rights to use the data needed to purchase this part from additional sources are not owned by the Government and cannot be purchased. Valid AMCs: 1, 2, 3, 4 and 5. This NSN is assigned to Item Name Code (INC) 42321. [A UNIT COMPRISED OF A DIOPTER WITH VERTICAL AND LATERAL BORESIGHTING FACILITIES, A RUBBER ANTIGLARE DEVICE, A FRONT SIGHT POST, AND VARIOUS FRONT SIGHTS AND MOUNTING TOOLS. THE ITEM IS REQUIRED FOR TRAINING, PRACTICE AND LIVE-FIRING EXERCISES WITH LIGHT GUNS.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1005015642663 does not contain precious metals. This NSN is associated to Schedule B 9305996600: part and accessories of articles of headings 9301 to 9304, nesoi. The Schedule B End Use is listed as toys, games, and sporting goods. NAICS classification category 332994: small arms, ordnance, and ordnance accessories manufacturing. This information was last updated on Oct 01, 2016.