Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3EM04070AB found under Amplifier Radio Frequency by Lgs Innovations Llc. The National Stock Number assigned to this part is 5996015141315, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 3EM04070AB.