A
Anonymous
Apr 09, 2026
Rating: 4/5
Works for lead screw
Using this to connect my lead screw to the motor. Holds torque well.
Description
Motor Spider Coupling, Encoder Lead Screw Elastic Motor Coupling with Keyway
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Connectors and Fasteners |
| Origin | - |
| Material | Aluminum Alloy |
| Outer Diameter | 25 mm |
| Total Length | 30 mm |
| Bore Size A | 5 mm |
| Bore Size B | 8 mm |
| Rated Torque | 5 N.m |
| Max RPM | 4000 RPM |
| Keyway Type | Standard Keyway |
| Surface Treatment | Black Anodized |
| Compatibility | Stepper Motor & Lead Screw |
5 reviews
A
Anonymous
Mar 16, 2026
Rating: 5/5
Perfect fit for my CNC
Works exactly as described. Easy to install on my NEMA 23 motor.
A
Anonymous
Feb 27, 2026
Rating: 5/5
Fast shipping
Product arrived quickly and was well packaged. No damage.
A
Anonymous
Feb 17, 2026
Rating: 4/5
Good quality
Solid construction, slightly tighter fit than expected but works well.
A
Anonymous
Feb 07, 2026
Rating: 5/5
Excellent coupling
Reduced vibration significantly compared to my old rigid coupling.
5 FAQ
Q: Is the keyway pre-cut?
A: Yes, both sides come with standard keyways ready for installation.
Q: What lubricant do you recommend?
A: Standard mechanical grease is sufficient for maintenance.
Q: Does this fit a 6.35mm shaft?
A: No, this model is specifically for 5mm and 8mm bores. Please check our other listings.
Q: Is there a set screw included?
A: Yes, the package includes the necessary set screws for both bores.
Q: Can this handle high temperatures?
A: It is rated for standard operating temperatures up to 80 degrees Celsius.
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