Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 18200XX2-397 found under Cone And Rollers Ta by The Timken Corporation. The National Stock Number assigned to this part is 3110009446338, and the Federal Supply Class is 3110 Bearings Antifriction Unmounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 18200XX2-397.