Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CFN70221 found under Breather by Curtis Dyna Fog Ltd. The National Stock Number assigned to this part is 2805005071163, and the Federal Supply Class is 2805 Gasoline Reciprocating Engines Except Aircraft And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like CFN70221.