Planetary Gear Fidget Spinner

Another fidget spinner using gears, this time using planetary gears!

CORRECTION (JAN 6 2018):
The planet gears are fixed so that the hole diameter is 13mm instead of 11mm.

Things to Print

• 1x EndCap_Top.stl
• 1x OuterGearFrame.stl (or OuterGearFrame_countersunk.stl if using countersunk bolts)
• 1x OuterGear.stl
• 1x CenterGear.stl
• 3x PlanetGear.stl
• 1x GearFrame.stl
• 1x EndCap_Bot.stl

Things to Purchase

• 2x 626 bearing (ID = 6mm, OD = 19mm, T =6mm)
• 3x 695 bearing (ID = 5mm, OD = 13mm, T =4mm)
• 1x M3x25 Countersunk Bolt
• 3x M3x10 Truss bolt
• 3x M3x8 Pan Bolt (or M3x10 Countersunk bolt if making Countersunk version)
• 7x M3 Nut

Follow the video instructions to build this spinner: https://www.youtube.com/watch?v=BEvVeLOcFUI.

Note:
The 3 planet gears used in this model is compatible with the gears used in the 9 gear fidget spinner. https://www.thingiverse.com/thing:2502901

Tip:
The bearings spin better if degreased. The bearings used for this spinner was thoroughly degreased using ethanol, but other degreasing agents (e.g. IPA, acetone, etc) may also be used.

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