Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number R63870C14E0752-3 found under Relay Thermal by Unifab Industries Inc. The National Stock Number assigned to this part is 5945009763004, 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 R63870C14E0752-3.