Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BV3D42A1 found under Relay Electromagnetic by Selex Communications Inc. The National Stock Number assigned to this part is 5945004512033, 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 BV3D42A1.