A
Anonymous
Apr 11, 2026
Rating: 4/5
Solid Build
Does exactly what it should. Holds torque well under load.
Description
This elastic star coupling connects motors to ball screws in CNC lathes for precise power transmission. Constructed from aluminum alloy with a three-jaw plum design, it compensates for minor shaft misalignments while maintaining high torsional rigidity. The component features a durable metallic finish suitable for industrial machining environments. Regularly inspect the elastomer insert for wear to ensure continued vibration damping performance.
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Connectors and Fasteners |
| Origin | - |
| Material | Aluminum Alloy 6061 |
| Coupling Type | Three-Jaw Elastic |
| Max Torque | 50 Nm |
| Bore Diameter | 5mm to 20mm |
| Outer Diameter | 30mm |
| Overall Length | 40mm |
| Temperature Range | -30C to 80C |
| Surface Finish | Black Anodized |
| Application | CNC Motors and Ball Screws |
| Package Contents | Coupling and Set Screws |
5 reviews
A
Anonymous
Apr 11, 2026
Rating: 5/5
High Precision
No backlash detected during testing. Excellent build quality.
A
Anonymous
Apr 08, 2026
Rating: 4/5
Good Product
Shipping took a bit long but item is fine and meets specs.
A
Anonymous
Feb 27, 2026
Rating: 5/5
Recommended
Easy to install and align. Great value for the price.
A
Anonymous
Feb 22, 2026
Rating: 5/5
Perfect Fit
Works great on my CNC router. Very sturdy and easy to align.
5 FAQ
Q: What is the maximum RPM for this coupling?
A: It can safely operate up to 4000 RPM.
Q: Does it handle misalignment?
A: It handles up to 1 degree of angular misalignment.
Q: Is the elastic star replaceable?
A: Yes, the elastic star component is replaceable.
Q: How long does shipping take?
A: Orders usually ship within 24 hours.
Q: Are set screws included in the package?
A: Yes, set screws are included for installation.
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