Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BV3D1577-1 found under Relay Electromagnetic by Tn Communications Corp. The National Stock Number assigned to this part is 5945000013266, 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 BV3D1577-1.