Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number LKE12S90-X2X7 found under Amplifier Radio Frequency by Vertex Electronic Products Inc. The National Stock Number assigned to this part is 5996015203352, 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 LKE12S90-X2X7.