Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 355351R91 found under Bearing Half Set Sl by International Harvester Co. The National Stock Number assigned to this part is 3120004803668, and the Federal Supply Class is 3120 Bearings Plain Unmounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 355351R91.