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B-29 3D Models and STL Files for 3D Printing

This collection gathers 3D models linked to the B-29 bomber: scale kits, framed blueprint cards, small keychain pieces and ground-crew figures. It is useful if you want a WW2 aircraft subject for 3D printing and are deciding between a full model, a flat display item or a figure. Each listing points to the author's page, where the details of the file are described. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

Il testo di questa raccolta è in inglese; la ricerca funziona in qualsiasi lingua.

Come è composta questa raccolta

Polyzon compone questa raccolta a partire dai risultati di ricerca dei siti collegati. I doppioni e i modelli senza anteprima vengono rimossi, le corrispondenze deboli finiscono in fondo e il resto mantiene l’ordine dei risultati. I modelli appartengono ai rispettivi autori: verifica le condizioni sulla pagina di ciascun modello.

Criteri di selezione a cura della redazione di Polyzon · Testo aggiornato: 14/10/2026


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«B-29 3D Models and STL Files for 3D Printing»

The models fall into a few groups. Scale kits build the aircraft itself, often with separate wings, engines and landing gear. Flat items such as framed blueprint cards and kit cards print as thin panels or layered sheets and are meant for display rather than assembly. Smaller pieces like keychains and desk items keep the same silhouette at a much reduced size, while figure sets cover the crews and mechanics that appear around the aircraft in period photographs.

When choosing, look at the size and scale the author lists, because the same subject can appear as a pocket item or as a large shelf model. Check how many parts are included and whether assembly is expected, then read the notes on supports, orientation and layer height. Thin wings, propeller blades and landing gear are the areas most likely to need attention, so compare the material and settings the author recommends with what your 3D printer handles well, and look at photos of real prints before starting.

To widen the search, try related terms such as WW2 bomber, heavy bomber, USAAF aircraft or period ground crew, and swap between the hyphenated and joined spellings of the designation. Related subjects include other four-engine bombers, ordnance and equipment sets, and airfield accessories that can sit next to a finished model. If you want a quicker project, search for kit cards, keychains or blueprint panels instead of full kits, and refine by scale, part count or the type of printer the author mentions.

FAQ

Domande frequenti

What is the difference between a scale kit and a kit card?
A scale kit is built from separate parts into a three-dimensional model, while a kit card is a flat or layered panel that stays as a display piece. Both use the same aircraft as their subject, so choose according to how much assembly you want.
Do these bomber models need supports?
It depends on the file. Authors usually state whether supports are required and where they go, so read the model page and the print notes before slicing. Parts such as wings, engines and landing gear are the ones most often affected.
Which material works for thin wings and small parts?
Follow what the author lists, since thin sections and small details behave differently across materials. Check the photos of real prints on the model page to see how the finished part looks before you commit to a spool.
How can I find more models on the same subject?
Search related terms such as WW2 bomber, heavy bomber or USAAF aircraft, and try both hyphenated and joined spellings of the designation. You can also browse crew figures, ordnance and airfield accessories to build a small scene around a finished model.

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