Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 6956-43 found under Keyboard Assy by Compunetics Inc. The National Stock Number assigned to this part is 7040001396357, and the Federal Supply Class is 7040 Punched Card Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 6956-43.