Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TSU2000 found under Relay Solid State by Ssac Inc. The National Stock Number assigned to this part is 5945013120582, 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 TSU2000.