Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number F420C7-2 found under Rectifier Semiconductor Device by Electric Speed Indicator Co. The National Stock Number assigned to this part is 5961005722617, 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 F420C7-2.