Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 311222F01 found under Piston Valve by Grandi Motori. The National Stock Number assigned to this part is 2815013645363, and the Federal Supply Class is 2815 Diesel Engines And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 311222F01.