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3D Models for 1 1/4 to 3/4 Adapters and Fittings

This collection gathers STL files for adapting between 1 1/4 and 3/4 connections, from hose barbs and pipe reducers to camera thread converters. It helps you find parts for plumbing, workshop and photo setups. Check the author's page for dimensions and print details before starting. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

このコレクションの本文は英語で書かれています。検索自体はどの言語でも使えます。

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このコレクションは、Polyzonが対応サイトの検索結果をもとに作成しています。重複やプレビューのないモデルは除外し、関連性の低いものは後ろに回し、それ以外は検索結果の順に並べています。モデルの権利は各作者にあります。利用条件は各モデルのページでご確認ください。

選定基準：Polyzon編集部 · 本文の更新日：2026年10月15日

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«3D Models for 1 1/4 to 3/4 Adapters and Fittings»

The models range from simple hose barb adapters and threaded reducers to tripod and camera screw converters. Some are single-piece fittings, while others use separate nuts, inserts or magnetic bases. Socket trays and organizers appear as another group, often designed around fractional drive sizes.

When choosing a file, check the thread standard and pitch, the inner and outer diameters, and whether the model is meant for a hose clamp or a direct screw connection. Look at the number of parts, assembly steps, and whether supports are needed. The author's material and slicer settings matter, because thin walls and small threads can behave differently in resin or filament.

To narrow the search, try terms such as pipe reducer, hose barb, thread adapter, tripod screw adapter, or socket organizer. Add the connection sizes you need, for example 1 1/4 to 3/4, and include the context like pump, camera, or workshop. Related searches for unions, splices, and magnetic holders can also surface useful parts.

FAQ

よくある質問

What should I measure before printing a 1 1/4 to 3/4 adapter?
Measure the outer and inner diameters of both connections, the thread pitch if threaded, and the space around the fitting. Compare those numbers with the dimensions on the model page.
Do these adapters need supports?
It depends on the orientation and overhangs in the file. The author's page usually notes whether supports are needed and where to place them.
Can I use the same model for hose and pipe threads?
No, hose barbs and pipe threads are different interfaces. Check whether the model is designed for a hose clamp, a threaded port, or a straight splice.
How do I find a matching camera or tripod adapter?
Search for the thread size and the device type, such as camera screw or tripod adapter. Verify the thread standard and the load direction on the model page.
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