Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AL50-180R0H found under Resistor Fixed Wire by Illinois Tool Works Inc. The National Stock Number assigned to this part is 5905004070066, 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 AL50-180R0H.