Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number C4-A40DX124VDC found under Relay Electromagnetic by Turck Multiprox Inc. The National Stock Number assigned to this part is 5945013817423, 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 C4-A40DX124VDC.