Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SA70-5501H found under Resistor Fixed Wire by A Vox Systems Inc. The National Stock Number assigned to this part is 5905010477781, 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 SA70-5501H.