>> Search results for: B521161 NSN Search Results National Stock Number (NSN) Description 2990-01-116-2408, 2990011162408 CAP ASSEMBLY,PROTECTIVE,MUFFLER-EXHAUST PIPE 2990-00-018-6318 , 2990000186318 Cancelled -> Replaced by 3220006716896 1 Related Inventory 77-2382990011162408Condition NSCAP ASSY 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