This fan is only compatible with G5 5590/G7 7790 notebooks equipped with the GTX graphics card.
The offered manufacturer number is an alternative (substitute) to the spare part number you are looking for.
Depending on the configuration of the laptop different cooler be installed by the manufacturer. Please compare exactly the mounting points and form of this cooler with your one!
You've found this article over a part number. We'll check if it's the correct sparepart for your machine. To do this, please insert the manufacturer and the name of the model in the order comment.