Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1073S6 found under Attenuator Variable by Northern Telecom Systems Corp. The National Stock Number assigned to this part is 5985000680735, and the Federal Supply Class is 5985 Antennas Waveguides And Related Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 1073S6.