Air Raid Siren - hand crank version 2 3D printable model by MlePh

Air Raid Siren - hand crank version 2

Source: Thingiverse by MlePh

The Air Raid Siren - hand crank version 2 is a free printable 3D model from Thingiverse by MlePh. Remix of my own design. You can download the STL file from the original listing below and print it at home.

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444 saves Source: Thingiverse Updated 2026-04-16

Tags: Air, Raid, Siren, -, hand, crank, version, 2

About this model

Remix of my own design. I had a lot of positive response so i desided to redesign it and use metal bearings to avoid friction problems i had with the 100% 3D printed version. Runs much smoother now! To build this you need these metric [mm] bearings: (amount x outer diameter / inner diameter / height - link) 1 x 47/25/12 - SKF 6005-2Z 4 x 16/5/5 - SKF 625-2Z I also tried to design it with 3d printed bearings - But did not work that well. I could get these bearing in an industrial store in my town for around 35 €. The bearing are standard sizes - so you should get them easy. Videos: I uploaded two clips to youtube. Printing Timelapse Assembly and Test Slicer note: I used Simplify3D to slice all parts. If you print it with MakerWare the parts might not fit together - i found out that MakerWar…

Frequently asked questions

Is this 3D model free to download?
Yes. Air Raid Siren - hand crank version 2 is free to download from Thingiverse. Click the "Download free STL" button above to open the original listing.
Where is the STL hosted?
The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by MlePh.
Who made this model?
Designed by MlePh, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?
Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.

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