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Bearing Generator (osuushi)

Tiny free web form that makes print-in-place bearings with a clearance setting and a cross-section preview

Bearing Generator (osuushi) is a free browser tool for quick print-in-place bearings. Free and open source (MIT). Exports STL; no account needed. Last checked .

Opens osuushi.github.io

What is Bearing Generator (osuushi)?

Bearing Generator is a small, free web app that makes STL files for bearings you print in one piece, with the moving parts already inside. You fill in a form, check the cross-section preview and click Download STL.

The model is made by spinning a profile around the center, and the form includes a clearance setting so you can tune how loose the bearing prints on your machine. Everything runs in the browser with no server, and the code is MIT licensed on GitHub.

It is a simple option for a quick fidget or light-duty bearing. For standard bearing sizes, roller bearings and more styles, Koolm's Bearing Generator on MakerWorld offers much more, but needs a MakerWorld login.

What you can make

  • Print-in-place bearings
  • Fidget bearings

How to use Bearing Generator

  1. Open the Bearing Generator page
  2. Enter the sizes and clearance
  3. Check the cross-section preview
  4. Download the STL and print without supports

Bearing Generator pros

  • No account, runs in the browser
  • Clearance setting for your printer
  • Cross-section preview before download

Bearing Generator cons

  • Few options compared with Koolm's generator
  • Last code change in July 2024
  • Our check could not open the live site

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