Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CS788B20 found under Power Supply by Abb Control Inc. The National Stock Number assigned to this part is 6130013427712, and the Federal Supply Class is 6130 Converters Electrical Non Rotating. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like CS788B20.