Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MAS-1576 HDB found under Mast by Sensor And Antenna Systems. The National Stock Number assigned to this part is 5985012207827, 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 MAS-1576 HDB.