Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CTN20D0003 found under Semiconductor Devic by Deutsch Engineered. The National Stock Number assigned to this part is 5961013869543, and the Federal Supply Class is 5961 Semiconductor Devices And Associated Hardware. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like CTN20D0003.