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Home / Couplings / Aluminum Alloy Spider Coupling; Flexible Star-Type Joint for Servo Motors, Ball Screws, CNC Machines, and Lathes

Attributes

Brand -
Category Standard Parts, Components & Industrial Consumables / Couplings
Origin -
Material High-Grade Aluminum Alloy
Coupling Type Spider / Star-Jaw Flexible
Compatibility Servo Motors, Ball Screws, CNC Lathes
Origin Brand Reference Compatible with Beidi Japan Tsugami Standards
Torque Capacity High Torsional Stiffness
Misalignment Compensation Angular, Parallel, and Axial
Operating Temperature -20°C to 80°C
Finish Black Anodized
Maintenance Maintenance-Free Operation
Shipping Nationwide Free Shipping

6 reviews

A

Anonymous

Mar 28, 2026

Rating: 4/5

Solid industrial component

Good stiffness and flexibility balance. Only giving 4 stars because the installation manual could be more detailed, but the product itself is great.

A

Anonymous

Mar 27, 2026

Rating: 5/5

Smooth operation

Eliminated the backlash noise in my machine tool setup. Very happy with the performance and the price point.

A

Anonymous

Mar 17, 2026

Rating: 5/5

Reliable for high-speed applications

Running this at high RPMs on a spindle motor. No vibration issues whatsoever. The spider element seems very durable.

A

Anonymous

Mar 15, 2026

Rating: 5/5

Exact replacement part

Needed a replacement for a worn-out Tsugami style coupling. This fits the specs exactly and was much more affordable than OEM.

A

Anonymous

Mar 11, 2026

Rating: 4/5

Great quality, fast shipping

The aluminum finish is excellent and matches my servo motors perfectly. Arrived two days early with the free shipping option.

A

Anonymous

Mar 10, 2026

Rating: 5/5

Perfect fit for my CNC retrofit

Installed this on a ball screw drive for a lathe retrofit. The alignment tolerance saved me hours of tweaking. Very solid construction.

5 FAQ

Q: What are the available bore sizes for this model?

A: We offer various bore sizes ranging from 5mm to 25mm. Please select your specific size requirement from the dropdown menu before ordering.

Q: Does this coupling come with the spider insert included?

A: Yes, the unit comes fully assembled with the flexible star-type spider insert pre-installed.

Q: Can this handle axial misalignment of up to 1mm?

A: Yes, the flexible star-type design is engineered to compensate for minor axial, angular, and parallel misalignments, including up to 1mm axial shift depending on the specific size.

Q: Is this suitable for outdoor machinery exposed to rain?

A: While the aluminum alloy is anodized for corrosion resistance, we recommend using protective covers for prolonged outdoor exposure to harsh weather conditions.

Q: How does the shipping work for bulk orders?

A: Nationwide free shipping applies to all orders. For bulk quantities over 50 units, please contact us directly for expedited freight options.

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