Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 0C203 found under Transistor by Bae Systems Operations Ltd. The National Stock Number assigned to this part is 5961000081478, 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 0C203.