Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D15-648ZPC452 found under Seat Valve by Westinghouse Electric Corp. The National Stock Number assigned to this part is 4810001475851, and the Federal Supply Class is 4810 Valves Powered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like D15-648ZPC452.