>> Search results for: C12399A NSN Search Results National Stock Number (NSN) Description 1680-01-540-4181, 1680015404181 CONTROL UNIT,LANDING GEAR 1680-01-572-5983 , 1680015725983 CONTROL UNIT,LANDIN 1 Related Inventory Search You can use this search box to continue searching. Search parameters can include any combination of characteristics, specifications, description, partial part numbers, NSN or other stocking number. Special characters are not needed and are automatically stripped before searching. Do you sell this part? Become part of our growing pool of certified suppliers. Send Information