Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 506-0024 found under Valve Solenoid by Portland Valve Llc. The National Stock Number assigned to this part is 4810015225861, and the Federal Supply Class is 4810 Valves Powered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 506-0024.