DLMS™ Summary National Stock Number 1020-01-484-0202 National Stock Number (NSN) 1020-01-484-0202, or NIIN 014840202, (breech mechanism) was assigned April 16, 2001 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) 35283. [A GROUP OF ITEMS THAT FUNCTION TO OPEN AND CLOSE THE BREECH. IT MAY INCLUDE A SEMIAUTOMATIC DROP BLOCK, CASE EXTRACTION, AND ELECTRIC FIRING. IT MAY PROVIDE MANUAL AND/OR AUTOMATIC OPENING OF A BREECH, EJECTION OF SPENT CARTRIDGE CASE, AND AUTOMATIC CLOSING WHEN CHAMBERING THE NEXT ROUND.]. 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 1020014840202 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 Jan 01, 2017.