Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 29-063 found under Resistor Variable W by L 3 Communications Klein Associates. The National Stock Number assigned to this part is 5905010764376, 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 29-063.