Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SPD A28 found under Divider Power Radio Frequency by Synergy Microwave Corp. The National Stock Number assigned to this part is 5985016163214, 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 SPD A28.