Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number ETK4-2T found under Microcircuitdigital by M A Com Inc. The National Stock Number assigned to this part is 5962016747464, and the Federal Supply Class is 5962 Microcircuits Electronic. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like ETK4-2T.