>> Search results for: 7211A21231 NSN Search Results National Stock Number (NSN) Description 4720-01-163-4652, 4720011634652 HOSE,AIR DUCT 1660-01-170-1216 , 1660011701216 DUCT ASSEMBLY,AIR CONDITIONING-HEATING,AIRCRAFT 1 Related Inventory 7-211A212314720011634652Condition NSHOSE AIR 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