Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DTD40SA3-64G2 found under Nrp Disk C561 by L3 Communications Corp. The National Stock Number assigned to this part is 1680016214310, and the Federal Supply Class is 1680 Miscellaneous Aircraft Accessories And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like DTD40SA3-64G2.