Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number WATCHGUARD-120 found under by Regent Controls Inc. The National Stock Number assigned to this part is 5945004152283, 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 WATCHGUARD-120.