Centrifugal Pump

https://youtu.be/_iJCuSLM8gk

The rotor housing (caracol) should fit the standard 608zz bearing. Made this for a subject in university. Not the best but it kind of works. Used a drill to spin the rotor. As you can see in the pictures, used a lot of hot glue to stop any leaking spots (also some parts failed when printing).