Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 310-025007-006 found under Amplifier Radio Frequency by Spectrum Sei Microwave Inc. The National Stock Number assigned to this part is 5996014884976, 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 310-025007-006.