>> Search results for: DD271 NSN Search Results National Stock Number (NSN) Description 5910-00-678-8155, 5910006788155 Cancelled -> Replaced by 5910010921355 1660-99-876-0326 , 1660998760326 DUCT ASSEMBLY,AIR CONDITIONING-HEATING,AIRCRAFT 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