Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A31256 found under Relay Electromagnet by North American Philips Corp. The National Stock Number assigned to this part is 5945007907073, 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 A31256.