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Lids and Caps: 3D Models and STL Files for 3D Printing

This collection gathers 3D models of lids, caps and covers for jars, pots, containers and planters. It is useful when an original lid is lost, cracked or missing and you want to print a replacement or a new top on a 3D printer. Files come as STL and similar formats prepared for 3D printing. 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.

Una raccolta di Polyzon · 48 modelli da 6 siti

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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: 15/10/2026

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«Lids and Caps: 3D Models and STL Files for 3D Printing»

Lid models differ mostly by how they attach. Some are flat covers that rest on a rim, others use a screw thread, a snap fit or a hinge, and some are combined with a handle, a knob or a spout. There are also decorative tops and toppers that imitate a shape rather than close a container.

When choosing, start with measurements: inner and outer diameter, thread pitch, the height of the rim and the thickness of the wall the lid must grip. Look at the number of parts and whether the model needs supports, and read the material and settings the author lists. Photos of real prints help to judge how the thread and the fit behave after printing, since shrinkage and layer height change the result.

To widen the search, try synonyms such as cap, cover, top, closure, plug or stopper, and add the object they close: jar, bottle, pot, pan, canister, box or planter. Related topics include lid handles and knobs, drip trays, spice shakers and storage containers, which often share the same thread or rim dimensions.

FAQ

Domande frequenti

How do I find a lid that fits my container?
Measure the opening and the existing lid: inner diameter, outer diameter and, for threaded parts, the thread pitch. Compare those numbers with the dimensions given on the model page, and check whether the model can be scaled or edited.
Do lid models need supports?
It depends on the shape. Flat covers and many caps print without them, while models with overhanging rims, handles or hollow interiors may need support. The author's page usually states the orientation and support settings used.
Can a printed lid be scaled to another size?
Uniform scaling changes the thread pitch and wall thickness along with the diameter, so a scaled screw lid often stops fitting. Parametric or editable versions are easier to adjust; otherwise look for a model made for your diameter.
What should I check before printing a lid for a pot or a jar?
Check the heat and load the lid will meet, the material the author recommends and the layer height used for the thread. For parts that touch food, read the author's notes and your filament manufacturer's data.
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