Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 20309-D8 CCN30902 found under Plug In Unit Electrical Electron by Phase Matrixinc. The National Stock Number assigned to this part is 6625015798431, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 20309-D8 CCN30902.