Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MD2164A-15 B found under Microcircuit Memory by R R Templeton Corporation. The National Stock Number assigned to this part is 5962012673847, 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 MD2164A-15 B.