National Stock Number
1090-01-669-3499
National Stock Number (NSN) 1090-01-669-3499, or NIIN 016693499, (turret,armament subsystem,helico) was assigned January 8, 2018 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number 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 Jan 09, 2018, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 62001. [AN ITEM DESIGNED TO BE MOUNTED ON A HELICOPTER FOR HOUSING A WEAPON. IT HAS INTERNAL PROVISIONS FOR MOVING AND STOPPING IN ANY POSITION WITHIN PRESET LIMITS AND A FAIRING ASSEMBLY TO PROTECT THE WEAPON AND COMPONENTS WITHIN FROM DIRT AND FOREIGN OBJECTS. IT MAY INCLUDE AMMUNITION DRIVE FACILITIES AND FEED MECHANISMS, WEAPON RECOIL ADAPTERS, AND THE LIKE. IT DOES NOT HAVE ANY ARMORED PROTECTION OR COVERING.]. 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 1090016693499 does not contain precious metals.
This NSN is associated to Schedule B 9305911000: parts and accessories for military rifles of heading 9301. 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 Aug 01, 2025.