>> Search results for: 14118IN NSN Search Results National Stock Number (NSN) Description 4520-01-066-6547, 4520010666547 COUPLING,AIR CONDITIONING-HEATIN 4520-01-056-9948 , 4520010569948 PIPE,AIR CONDITIONING-HEATING 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