Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number R205C18A5120063V89S0G320L found under Bearing Roller Cylindrical by Skf Usa Inc. The National Stock Number assigned to this part is 3110010458436, 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 R205C18A5120063V89S0G320L.