Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CXK5257AM-10L found under Microcircuit Memory by Sony Corporation. The National Stock Number assigned to this part is 5962014202625, 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 CXK5257AM-10L.