A
Anonymous
Mar 31, 2026
Rating: 5/5
High quality aluminum
Great build quality, anodizing is smooth. Shipping was fast too.
Description
This elastic shaft coupler connects servo motors to CNC leadscrews while compensating for misalignment. Constructed from aluminum alloy, it features a replaceable spider pad that absorbs vibration and reduces noise during operation. The design ensures smooth torque transmission for precision motion control applications. Verify the required bore dimensions before installation to ensure a proper fit.
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Connectors and Fasteners |
| Origin | - |
| Material | Aluminum Alloy 6061 |
| Surface Treatment | Black Anodized |
| Spider Material | Polyurethane (PU) |
| Coupling Type | Elastic Jaw Type |
| Max Rotational Speed | 4000 RPM |
| Operating Temperature | -30°C to +80°C |
| Misalignment Tolerance | Angular & Parallel |
| Fastening Method | Clamping Setscrews |
| Compatibility | Servo Motors & Lead Screws |
| Package Weight | 150g |
5 reviews
A
Anonymous
Feb 25, 2026
Rating: 5/5
Exactly as described
Matched the dimensions in the drawing perfectly. Happy with purchase.
A
Anonymous
Feb 18, 2026
Rating: 5/5
Perfect for my CNC router
Fits perfectly on my NEMA 23 motor. Very rigid and the spider absorbs vibration well.
A
Anonymous
Feb 06, 2026
Rating: 5/5
Zero backlash
Installed on my Z-axis lead screw. No noticeable backlash during operation.
A
Anonymous
Jan 26, 2026
Rating: 4/5
Good value
Works well but setscrews could be higher grade. Otherwise solid coupling.
5 FAQ
Q: Is this suitable for high torque applications?
A: This model is rated for moderate torque. For high torque, please see our steel series.
Q: Can I buy spare spiders?
A: Yes, replacement spider inserts are sold separately in our store.
Q: How long does shipping take?
A: Orders are shipped via SF Express within 24 hours. Delivery takes 2-4 days.
Q: Does it require lubrication?
A: No, the polyurethane spider is maintenance-free and does not require lubrication.
Q: What shaft sizes are available?
A: We offer bore sizes from 5mm to 20mm. Please check the variant selector.
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