Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number R431004251 found under Plunger Solenoid by Aventics Ltd. The National Stock Number assigned to this part is 5945010858259, 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 R431004251.