Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AS428CAPS42 found under Antenna by Joint Electronics Type Designation. The National Stock Number assigned to this part is 5985006529384, 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 AS428CAPS42.