Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D1 413M003 found under Switch Radio Frequency Transmission Line by Ducommun Technologies Inc. The National Stock Number assigned to this part is 5985012655127, 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 D1 413M003.