Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NAS356-64-2638 found under Connecting Link Rig by National Aerospace Standards. The National Stock Number assigned to this part is 3040009465345, and the Federal Supply Class is 3040 Miscellaneous Power Transmission Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like NAS356-64-2638.