Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PS278822-5 found under Regulator Flow by Marysville Marine Distributors Inc. The National Stock Number assigned to this part is 3930000038665, and the Federal Supply Class is 3930 Warehouse Trucks And Tractors Self-Propelled. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like PS278822-5.