>> Search results for: NAS521249 NSN Search Results National Stock Number (NSN) Description 4720-00-240-9220, 4720002409220 HOSE,AIR DUCT 1615-15-135-7426 , 1615151357426 GIUNTO 1 Related Inventory NAS521-24-9Condition SVCOUPLING Readily AvailableAdd 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