Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number U141-5897G1 found under Probe Waveguide by Raytheon Service Co Logistics Su. The National Stock Number assigned to this part is 5985002424589, 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 U141-5897G1.