>> Search results for: 1797221 NSN Search Results National Stock Number (NSN) Description 5330-01-542-0076, 5330015420076 SEAL,EXPANDING,AIRC 1660-00-830-3066 , 1660008303066 HEAT EXCHANGER,AIR TO AIR,AIRCRA 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