A
Anonymous
Apr 20, 2026
Rating: 5/5
Perfect fit for my CNC
These couplings fit perfectly on my stepper motors. Very rigid and no backlash noticed.
Description
Diaphragm coupling for servo and stepper motors – elastic aluminum alloy single/double diaphragm with keyway and clamping design.
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Connectors and Fasteners |
| Origin | - |
| Material | Aluminum Alloy |
| Coupling Type | Single/Double Diaphragm |
| Connection Method | Keyway Clamp-Type |
| Applicable Motors | Servo and Stepper Motors |
| Shaft Diameter Range | 5mm to 20mm |
| Rated Torque | 5N.m to 50N.m |
| Max Rotation Speed | 10,000 RPM |
| Misalignment Tolerance | Angular, Parallel, Axial |
| Surface Finish | Black Anodized |
| Package Weight | 0.15 kg |
5 reviews
A
Anonymous
Apr 18, 2026
Rating: 5/5
High quality aluminum
The build quality is excellent. Anodizing looks professional and protects well.
A
Anonymous
Feb 21, 2026
Rating: 5/5
Reliable for servo apps
Using these on a robotic arm project. Zero backlash and handles misalignment well.
A
Anonymous
Feb 14, 2026
Rating: 5/5
Fast delivery
Arrived sooner than expected. Invoice was provided as promised. Will buy again.
A
Anonymous
Feb 06, 2026
Rating: 4/5
Good value
Works as expected. Shipping was fast. One screw was slightly tight but manageable.
5 FAQ
Q: Can it handle angular misalignment?
A: Yes, the diaphragm design compensates for angular, parallel, and axial misalignment.
Q: Is this suitable for high-speed applications?
A: Yes, these couplings are rated for up to 10,000 RPM.
Q: What is the maximum shaft size supported?
A: Depending on the model selected, shaft diameters range from 5mm to 20mm.
Q: Does this come with an invoice?
A: Yes, we provide tax invoices for all orders upon request.
Q: Is free shipping available worldwide?
A: Free shipping is available for most regions. Please check checkout for specific locations.
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