>> Search results for: 1927996 NSN Search Results National Stock Number (NSN) Description 2990-00-653-2449, 2990006532449 Cancelled -> Replaced by 2990008467687 2990-21-845-7666 , 2990218457666 PIPE,EXHAUST 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