DLMS™ Summary National Stock Number 1015-01-166-0545 National Stock Number (NSN) 1015-01-166-0545, or NIIN 011660545, (cam,breechblock,operating lever) was assigned November 6, 1983 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs. There are 3 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts. This part number has not been procured by the US Government in over 5 years. This NSN is assigned to Item Name Code (INC) 31418. [AN IRREGULARLY SHAPED ITEM, WHOSE PERIPHERY IS USED AS AN ECCENTRIC SURFACE TO ENGAGE AND DISENGAGE WITH CORRESPONDING NOTCHES IN THE BREECHBLOCK HINGE BLOCK OF A WEAPON, WHEN THE BREECHBLOCK OPERATING LEVER IS DEPRESSED OR ELEVATED. IT IS AN INTEGRAL PART OF THE BREECHBLOCK OPERATING LEVER.]. 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 1015011660545 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.