Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number RA20R found under Bearing Plain Self Aligning by Skf Aerospace France. The National Stock Number assigned to this part is 3120144408115, 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 RA20R.