Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FMAD1240 found under Adapter Diplexer by Fairview Microwave Inc. The National Stock Number assigned to this part is 5985016042809, 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 FMAD1240.