Hopefully this is what you are looking for.
Gear info for Star Wars:
This info was taken from some post's here and the RGVAC. All gears came with a hub with set screws to fasten to the pots or axle.
The big gears are the same for X and Y.
60 tooth, 24 pitch, 20deg pressure angle and a 3/4" bore.
Y axis small gear
14 tooth, 24 pitch, 20deg pressure angle and a 1/4" bore.
X axis small gear
28 tooth, 24 pitch, 20deg pressure angle and a 1/4" bore.