922-6389 Heatsink Cover, Version 2 - G5 PowerMac June 2004 - Early 2005 NB-5766W
This is the Heatsink Cover for the Power Mac G5 Model Number A1047.
Apple part number: 922-6389
Compatible models: A1047
922-6389 Heatsink Cover, Version 2 - G5 PowerMac June 2004 - Early 2005