Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4550-39906G1 found under Power Supply Subass by Dsk Engineering And Technology Inc. The National Stock Number assigned to this part is 6130007743214, 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 4550-39906G1.