Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TU6781 found under Relay Electromagnet by Cissell Manufacturing Company. The National Stock Number assigned to this part is 5945010134288, and the Federal Supply Class is 5945 Relays And Solenoids. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like TU6781.