A
Anonymous
Apr 14, 2026
Rating: 4/5
Good fitment
Needed minor adjustment on bore but otherwise fits standard shafts well.
Description
Star-type spider coupling made of aluminum alloy, offering elastic flexibility and high torque transmission for servo motor and encoder lead screw applications
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Connectors and Fasteners |
| Origin | - |
| Material | Aluminum Alloy 6061-T6 |
| Surface Treatment | Black Oxide Coating |
| Coupling Type | Jaw Spider Coupling |
| Rated Torque | 5 Newton Meters |
| Max Rotational Speed | 4000 RPM |
| Operating Temperature | -20°C to 80°C |
| Shaft Bore Size | 5mm to 10mm |
| Outer Diameter | 25 Millimeters |
| Total Length | 30 Millimeters |
| Package Weight | 50 Grams |
5 reviews
A
Anonymous
Apr 11, 2026
Rating: 4/5
Solid build quality
Works well but shipping took a bit longer than expected. Product is good.
A
Anonymous
Feb 22, 2026
Rating: 5/5
Excellent value
Better than expected for the price. The aluminum feels very durable.
A
Anonymous
Feb 15, 2026
Rating: 5/5
Perfect torque transmission
No slippage under load. Very happy with the performance on my servo motor.
A
Anonymous
Feb 06, 2026
Rating: 5/5
Great for CNC projects
Installed on my lead screw setup and it works perfectly. No vibration issues.
5 FAQ
Q: Is the elastic spider replaceable?
A: Yes, spare spider inserts are available separately if wear occurs.
Q: Does this coupling require lubrication?
A: No, this jaw coupler is maintenance-free and does not require lubrication.
Q: Can it connect different shaft sizes?
A: Yes, provided you select the correct bore sizes for each end during ordering.
Q: What is the return policy?
A: We offer a 30-day return policy for unused items in original packaging.
Q: What is the backlash tolerance?
A: It features minimal backlash due to the precise machining of the jaws.
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