Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number L280049ALTBPTL280049-1 found under Waveguide Assembly by Raytheon Company. The National Stock Number assigned to this part is 5985000498695, 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 L280049ALTBPTL280049-1.