Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DC-6-9 found under Switch Foot Chair E by Marco Ophthalmic Inc. The National Stock Number assigned to this part is 5930014160817, and the Federal Supply Class is 5930 Switches. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like DC-6-9.