Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 55 0156 05 found under Adapter Antenna To by Aeroflex Wichita Inc. The National Stock Number assigned to this part is 5985014086843, 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 55 0156 05.