Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PAS409U-T2DN4 found under Computer Digital by Toshiba American Information Systems. The National Stock Number assigned to this part is 7021015447217, and the Federal Supply Class is 7021 Adp Central Processing Unit Cpu Computer Digital. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like PAS409U-T2DN4.