Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number LXA-75-55 2 7 found under Amplifier Radio Frequency by Vertex Communications Corporation. The National Stock Number assigned to this part is 5996015624780, 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 LXA-75-55 2 7.