>> Search results for: 24017021 NSN Search Results National Stock Number (NSN) Description 4520-01-541-9135, 4520015419135 DAMPER,FLUE 2520-21-878-7192 , 2520218787192 PAN 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