工具・機材

3 mm Washer STL Models for 3D Printing

This collection gathers 3 mm washer STL files for 3D printing, from flat washers and spacers to parametric generators and adapter parts. You can use it to find a starting shape for a specific screw, hose, or printer mount. Check each model page for dimensions, material notes, and print settings before you slice. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

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選定基準：Polyzon編集部 · 本文の更新日：2026年10月13日

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«3 mm Washer STL Models for 3D Printing»

Washer models in this topic range from simple flat discs to spacers with different heights, spring washers for printer frames, and sealing washers for caps or faucets. Some files are fixed-size parts, while others are parametric generators where you enter inner diameter, outer diameter, and thickness. Adapter and cap models often combine a washer seat with a hose or fluid fitting, so their shape depends on the mating part.

When choosing a washer, check the inner diameter against the screw or bolt, the outer diameter against the surface it contacts, and the thickness against the gap you need to fill. Look at the author's notes for material, layer height, and whether supports are needed for overhangs. For sealing washers, the surface finish and material flexibility matter more than for a plain spacer.

To refine the search, try synonyms such as spacer, shim, gasket, and underlay washer, along with metric or imperial thread callouts. Related topics include parametric washer generators, printer bed leveling spacers, hose adapters, and plumbing washers. Adding a use case, such as printer upgrades, workshop adapters, or household repairs, can narrow results further.

FAQ

よくある質問

What is a 3 mm washer used for in 3D printing?
It can act as a spacer, a load spreader, or a replacement for a missing washer in a printer assembly. The exact use depends on the screw size and the gap you need to fill.
How do I choose the right inner and outer diameter?
Measure the screw or bolt shaft for the inner diameter and the contact area for the outer diameter. If the model is parametric, you can enter those values before exporting the STL.
Do 3D printed washers need supports?
Many flat washers print without supports because they are mostly planar. Taller spacers, spring shapes, or parts with overhangs may need supports depending on orientation and printer settings.
Can I edit a parametric washer model?
Yes, many washer files are parametric, so you can change diameter, thickness, and sometimes hole shape. Check the author's instructions for the software and parameters used.
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