Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number JG400XU found under Adapter Waveguide by Viking Technologies Ltd. The National Stock Number assigned to this part is 5985007722119, 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 JG400XU.