Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 580123 found under Contact Set Interrupter by Outboard Marine Corp Galesburg. The National Stock Number assigned to this part is 5945007297677, 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 580123.