DLMS™ Summary National Stock Number 1005-01-131-1910 National Stock Number (NSN) 1005-01-131-1910, or NIIN 011311910, (base,rear sight) was assigned May 6, 1982 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. There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. This NSN is assigned to Item Name Code (INC) 50284. [AN ITEM SPECIFICALLY DESIGNED AS A FOUNDATION OR PART UPON WHICH ASSOCIATED PARTS, SUCH AS CROSS BLADE, SIGHT LEAF, OR APERTURE, FOR A GUNSIGHT ARE MOUNTED. IT IS ATTACHED TO THE RECEIVER OR GUN BARREL AND ESSENTIAL TO A CARBINE, MACHINE GUN, PISTOL, RIFLE OR THE LIKE WHEN AIMING.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1005011311910 contains an unknown precious metal. 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.