>> Search results for: 021000500 NSN Search Results National Stock Number (NSN) Description 5940-00-981-2566, 5940009812566 Cancelled -> Replaced by 4130008033463 4720-01-177-4740 , 4720011774740 HOSE,AIR DUCT 4720-01-177-4741, 4720011774741 HOSE,AIR DUCT 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