>> Search results for: 220044073 NSN Search Results National Stock Number (NSN) Description 1660-01-275-5646, 1660012755646 REFRIGERATION UNIT,AIR CYCLE,AIR 1660-21-896-8621 , 1660218968621 REFRIGERATION UNIT, 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