>> Search results for: T12921 NSN Search Results National Stock Number (NSN) Description 2990-01-004-1941, 2990010041941 MUFFLER,EXHAUST 4810-12-308-4213 , 4810123084213 ERSATZTEILSATZ, DUR 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