A
Anonymous
Mar 13, 2026
Rating: 5/5
Perfect for CNC Build
Fit my NEMA 23 shaft perfectly. No runout noticed during operation.
Description
Zhe'ao Rigid Coupling Aluminum Alloy Engraving Machine Stepper Servo Motor Coupling Sleeve High Torque Lead Screw Integrated Clamp
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Connectors and Fasteners |
| Origin | - |
| Material | Aluminum Alloy 6061-T6 |
| Surface Finish | Black Anodized |
| Coupling Type | Rigid Clamp Coupling |
| Shaft Diameter | 5mm / 6.35mm / 8mm / 10mm |
| Outer Diameter | 25 mm |
| Overall Length | 30 mm |
| Static Torque | 5 N·m |
| Maximum Speed | 4000 RPM |
| Weight | 45 grams |
| Package Includes | 1 x Coupling, 4 x Set Screws |
5 reviews
A
Anonymous
Mar 12, 2026
Rating: 4/5
Good Quality
Solid aluminum but screws were very tight upon arrival.
A
Anonymous
Mar 10, 2026
Rating: 4/5
Works as Expected
Good value for the price. Shipping took a week but product is fine.
A
Anonymous
Feb 15, 2026
Rating: 5/5
Zero Backlash
Exactly what I needed for my lead screw setup. Very rigid.
A
Anonymous
Feb 10, 2026
Rating: 5/5
Sturdy Construction
Heavy duty feel. Anodizing looks nice and protects against rust.
5 FAQ
Q: Is this flexible or rigid?
A: This is a rigid coupling designed for precise alignment.
Q: Can I use this for a 10mm shaft?
A: Yes, please select the 10mm option from the variant menu.
Q: Does this come with screws?
A: Yes, all necessary set screws are included in the package.
Q: Does it require lubrication?
A: No, the coupling is maintenance-free under normal use.
Q: What is the inner hex key size?
A: You will need a 2mm Allen key for installation.
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