Is this 3D model free to download?

Yes, Rubber Band Submarine is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by Thingiverse. Use the "Download from Thingiverse" link on this page to open the original listing and grab the file, or save it to your print queue in the free Thinger app.

Designed by doctorjay, published on Thingiverse. Please credit the creator when sharing your print.

Can I print this at home?

Yes. This is a printable 3D model intended for home FDM and resin printers. Check the original listing for suggested print settings.

Rubber Band Submarine 3D printable model by doctorjay

Rubber Band Submarine

Source: Thingiverse by doctorjay

The Rubber Band Submarine is a free printable 3D model from Thingiverse by doctorjay. For your education and entertainment, here's a rubber band powered submarine that's easy to assemble and might even teach kids a couple things about buoyancy and marine. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

759 saves Source: Thingiverse Updated 2026-10-15 License: CC-BY-NC · non-commercial 3 makes Category: Vehicles & RC

Tags: marine, rubber band, submarine, submersible, toy

About this model

For your education and entertainment, here's a rubber band powered submarine that's easy to assemble and might even teach kids a couple things about buoyancy and marine engineering. You'll need to print two other (really awesome) models for this: - Propeller, a terrific marine-style propeller which works great and doesn't need supports - The amazing 608 Bearing, which is all-plastic (and thus won't rust or contaminate the water with grease) - OR, if you don't have Airsoft BBs for the above, you can use this 100% printed 608 bearing: (I haven't tried this personally, let me know how this works for you if you do). To assemble: * Print one of each part (hull, nose, aft and driveshaft). Glue the propeller halves onto the driveshaft - make sure the propeller is facing the correct way,* with the…

Frequently asked questions

Is this 3D model free to download?: Yes. Rubber Band Submarine is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link 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 doctorjay.
Who made this model?: Designed by doctorjay, 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.