Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S1397422 found under Voltage Regulator Subassembly by Westinghouse Electric Corp. The National Stock Number assigned to this part is 6110006430234, and the Federal Supply Class is 6110 Electrical Control Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like S1397422.