Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 63G5583 found under Resistor Thermal by Zenith Electronics Corporation. The National Stock Number assigned to this part is 5905010337939, and the Federal Supply Class is 5905 Resistors. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 63G5583.