Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number W20947W found under Packing Assy Carbon by Becker Brothers Graphite Corporation. The National Stock Number assigned to this part is 2825003897189, and the Federal Supply Class is 2825 Steam Turbines And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like W20947W.