Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3303320R found under Cylinder Sleeve Ass by Unisys Ltd. The National Stock Number assigned to this part is 2815003638469, 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 3303320R.