Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TT9D24A3 found under Relay Electromagnet by Olympic Controls Corp. The National Stock Number assigned to this part is 5945005006818, 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 TT9D24A3.