Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A-1.54-6483 found under Amplifier Radio Frequency by Miteq Inc. The National Stock Number assigned to this part is 5996014564408, 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 A-1.54-6483.