A
Anonymous
Apr 14, 2026
Rating: 4/5
Good Quality
Slight delay in shipping but product is solid.
Description
This aluminum alloy star coupling connects servo motor shafts to lead screws or encoders for precise motion control. Its elastic plum design absorbs misalignment while transmitting high torque without backlash. The durable construction ensures stable performance in automated machinery and CNC applications. Regularly inspect the elastomer insert for wear to maintain optimal coupling efficiency.
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Connectors and Fasteners |
| Origin | - |
| Material | Aluminum Alloy 6061 |
| Surface Finish | Black Anodized |
| Coupling Style | Elastic Jaw Type |
| Bore Size Range | 5mm - 20mm (Customizable) |
| Rated Torque | 5.0 Nm |
| Maximum Speed | 4000 RPM |
| Operating Temperature | -20°C to 80°C |
| Spider Material | Polyurethane |
| Overall Length | 50 mm |
| Package Contents | 1 Coupling, 1 Spider, Set Screws |
5 reviews
A
Anonymous
Mar 30, 2026
Rating: 4/5
Great Value
Wish it came with a wrench for installation.
A
Anonymous
Mar 05, 2026
Rating: 5/5
Excellent for Servo
No vibration issues at all. Very smooth.
A
Anonymous
Feb 25, 2026
Rating: 5/5
Perfect Fit for CNC
Works great on my Z-axis motor. No slip.
A
Anonymous
Jan 17, 2026
Rating: 5/5
Durable Build
Aluminum feels very sturdy and well machined.
5 FAQ
Q: What shaft tolerance is supported?
A: Designed for h7 shaft tolerance.
Q: Can I request a 15mm bore?
A: Yes, please specify during checkout or contact us.
Q: Does it handle misalignment?
A: Yes, accommodates slight angular misalignment.
Q: Are mounting screws included?
A: Yes, set screws are included in the package.
Q: Is the spider insert replaceable?
A: Yes, standard replacement parts are available.
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