>> Search results for: FLX20018 NSN Search Results National Stock Number (NSN) Description 4720-01-558-8618, 4720015588618 HOSE,AIR DUCT 4720-01-222-3750 , 4720012223750 Cancelled -> Replaced by 4720011305502 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