Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PAX508214 found under Mast by Navy United States Department Of. The National Stock Number assigned to this part is 5985016907897, 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 PAX508214.