Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 203-2047721 PIECE 11 found under Strip Bearing by Johnson Rubber Co The. The National Stock Number assigned to this part is 3120011858788, 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 203-2047721 PIECE 11.