>> Search results for: 23406303 NSN Search Results National Stock Number (NSN) Description 1660-01-579-1463, 1660015791463 Cancelled -> Replaced by 1660016770522 1660-01-677-0522 , 1660016770522 HEAT EXCHANGER,AIR TO AIR,AIRCRAFT 1 Related Inventory 2340630-321Main Heat Excha RequestAdd to RFQ 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