Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 203706-203 found under Actuator Electromag by Northern Telecom Systems Corp. The National Stock Number assigned to this part is 5945004842429, 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 203706-203.