DLMS™ Summary National Stock Number 1020-01-406-7507 National Stock Number (NSN) 1020-01-406-7507, or NIIN 014067507, (buffer,recoil mechanism) was assigned January 11, 1995 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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) 22359. [A DEVICE OR MECHANISM DESIGNED TO ABSORB AND CHECK THE RECOIL OR COUNTERRECOIL FORCE OF A WEAPON WHEN IT IS FIRED.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1020014067507 does not contain precious metals. This NSN is associated to Schedule B 9305913010: parts and accessories of military artillery weapons of 9301.11 or 9301.19. The Schedule B End Use is listed as tanks, artillery, missiles, rockets, guns and ammunition. NAICS classification category 332994: small arms, ordnance, and ordnance accessories manufacturing. This information was last updated on Mar 01, 2017.