D9L23 Universal Joint Coupling Stainless Steel 3.17–4mm Shaft
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Prices updated: 13 Oct 2026
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About this product
A rigid stainless steel universal joint coupling, model D9L23, for shafts from 3.17 mm to 4 mm. It comes with set screws and a hex key for fixing it to the shaft. It is used in RC cars, boats and robotic drive systems to transmit rotation between shafts that are not perfectly aligned.
Specifications
- Material
- Stainless steel / ستانلس ستيل
- Shaft bore
- 3.17 – 4 mm / 3.17 – 4 مم
- Type
- Universal joint, rigid / وصلة مفصلية عالمية، صلبة
- Included
- Set screws, hex key / مسامير تثبيت، مفتاح سداسي
- Applications
- RC cars, boats, robotic drive systems / سيارات RC، القوارب، أنظمة الحركة الروبوتية
Frequently asked questions
What is the hex key included with the coupling used for?
The hex key tightens the set screws that clamp the coupling onto the shaft.
Can it connect a 5 mm shaft?
No. The D9L23 bore covers only 3.17 mm to 4 mm. For shafts up to 5 mm, use the D11L23 model.
