Attributes

Brand	-
Category	Standard Parts, Components & Industrial Consumables / Couplings
Origin	-
Material	Aluminum Alloy
Coupling Type	Star Spider Jaw
Torque Capacity	High Torque Transmission
Flexibility	Elastic Vibration Damping
Application	Servo & Stepper Motors
Compatible Machinery	Leadscrew Engraving Machines
Surface Treatment	Black Anodized Finish
Misalignment Compensation	Angular and Parallel
Operating Temperature	-20°C to 80°C
Mounting Style	Clamp Screw Fixation

6 reviews

Anonymous

Mar 29, 2026

Rating: 5/5

Durable and reliable

Been running this on a high-speed leadscrew setup for three months now. No signs of wear on the spider element yet. The black anodizing also looks professional.

Anonymous

Mar 24, 2026

Rating: 4/5

Good quality, precise machining

The build quality is impressive for the price. It handles the high torque of my servo motor without any slippage. I deducted one star only because the instructions were minimal, but it's a standard design so easy to figure out.

Anonymous

Mar 19, 2026

Rating: 5/5

Excellent replacement part

Fast shipping and the product matches the specifications perfectly. The high torque rating gives me confidence in pushing my machine harder during heavy cutting jobs.

Anonymous

Mar 17, 2026

Rating: 4/5

Great value component

Works exactly as described. It accommodates slight misalignments between the motor and the ball screw perfectly. Just make sure to tighten the set screws evenly.

Anonymous

Mar 09, 2026

Rating: 5/5

Perfect fit for my CNC router

This coupling replaced a worn-out part on my engraving machine. The aluminum alloy feels very sturdy, and the star spider element provides excellent vibration damping. Installation was straightforward with the clamp screws.

Anonymous

Mar 01, 2026

Rating: 5/5

Solved my vibration issues

My engraving results were blurry due to motor vibration. After installing this elastic spider coupling, the finish quality improved significantly. Highly recommended for precision applications.

5 FAQ

Q: What is the maximum bore size available for this model?

A: This specific listing covers bores from 5mm to 14mm. Please check the selection menu for larger diameter options if needed.

Q: Can this be used with a NEMA 23 stepper motor?

A: Absolutely. As long as the shaft diameters match the bore sizes you select, this coupling is ideal for NEMA 23 and NEMA 24 motors.

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

A: Yes, the package includes the aluminum hubs and the pre-installed elastic star spider insert.

Q: Is the spider element replaceable if it wears out?

A: Yes, the star spider insert is designed to be replaceable. You can purchase spare inserts separately without replacing the entire coupling.

Q: Does this require any special tools for installation?

A: No special tools are required. A standard hex key (Allen wrench) is sufficient to tighten the clamp screws for secure mounting.

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