Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5D98053H23 found under Heater Space Electric by Teco Westinghouse Motor Company. The National Stock Number assigned to this part is 4520014297094, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 5D98053H23.