Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DE4432 4 found under Power Supply by Davis W R Engineering Limited. The National Stock Number assigned to this part is 6130219129094, 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 DE4432 4.