National Stock Number
1005-01-623-8921
National Stock Number (NSN) 1005-01-623-8921, or NIIN 016238921, (adapter rail,weapon mounted) was assigned December 6, 2013 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 Apr 05, 2016, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 51728. [A DEVICE THAT PROVIDE(S) RAIL TYPE MOUNTING SURFACES ON A RIFLE, CARBINE, MACHINE GUN OR PISTOL. THE MOUNTING SURFACES WILL ALLOW THE ATTACHMENT OF VARIOUS ACCESSORIES TO THE WEAPON WHICH MAY INCLUDE FORWARD PISTOL GRIPS(S), FLASHLIGT(S), VARIOUS SIGHTING DEVICES, AND THE LIKE. IT MAY/MAY NOT BE PERMANENTLY MOUNTED.]. 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 1005016238921 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 Jul 01, 2025.