Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 215B101 found under Support Antenna by A R F Products Inc. The National Stock Number assigned to this part is 5985006977752, 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 215B101.