Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AD4275434 found under Support Waveguide by J L M Electronics Inc. The National Stock Number assigned to this part is 5985004345724, 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 AD4275434.