Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 587R453H02 found under Coupler Directional by Teledyne Wireless Llc. The National Stock Number assigned to this part is 5985013653361, 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 587R453H02.