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DD Series Spring Coupling – Flexible Miniature Servo Coupler for Encoder & Stepper Motor
Model Number
Check below, custom
- Phone : +86 13431039760
- Wechat : +86 13431039760
- Whatsapp : +86 13431039760
- Email : ella@apexcoupling.com
Product Description
The DD Series Spring Coupling is a precision flexible coupler designed for miniature motors, encoders, and servo systems. Made from high-strength zinc alloy and spring steel, it delivers excellent flexibility, low inertia, and reliable compensation for angular, parallel, and axial misalignment.
H7 Bore Accuracy – High concentricity for precise shaft mounting
High-Strength Spring Steel – Superior flexibility and misalignment compensation
12.9 Grade Set Screw – Secure locking, vibration resistant
Zinc Alloy Body – Durable, dimensionally stable, low inertia
| Parameter | Value |
|---|---|
| Material | Zinc Alloy (Body), Spring Steel (Element) |
| Bore Tolerance | H7 |
| Max. Speed | 3000 rpm |
| Torque Capacity | 0.5 N·m |
| Misalignment | Angular: 8°, Parallel: 1 mm, Axial: ±1 mm |
| Locking Type | Set Screw |
| Customization | Bore size, length, surface treatment available |
| Model | Outer Dia. (mm) | Length (mm) | Bore Range (mm) | Weight (g) |
|---|---|---|---|---|
| DD-16×25 | 16 | 25 | 5–10 | 10 |
| DD-16×35 | 16 | 35 | 5–10 | 10 |
| DD-26×50 | 26 | 50 | 6–14 | 10 |
CNC Machinery
Food Packaging Equipment
Photovoltaic Systems
Semiconductor Equipment
Printing & Textile Machines
Medical Devices
Automation & Robotics
We support custom bore sizes, lengths, and materials. As a factory-direct supplier, we ensure fast lead times, quality control, and after-sales support.
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DD series spring coupling
