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Home / Connectors and Fasteners / Diaphragm Coupling with Elastic Spider Design - Aluminum Alloy Single/Double Disc Connector for Servo Motors
Connectors and Fasteners

Attributes

Brand -
Category Industrial Small Parts / Connectors and Fasteners
Origin -
Material Aluminum Alloy 7075
Coupling Type Elastic Star Diaphragm
Surface Treatment Black Anodized
Rated Torque 50 N·cm
Max Rotation Speed 10,000 RPM
Angular Misalignment ±1.5°
Bore Diameter Range 5mm to 12mm
Outer Diameter 25mm
Total Length 30mm
Package Weight 50g

5 reviews

A

Anonymous

Apr 17, 2026

Rating: 5/5

Perfect fit for CNC

This coupling fits my NEMA 23 motor perfectly. No backlash and very sturdy.

A

Anonymous

Apr 16, 2026

Rating: 4/5

Good value

Solid construction. Had to tighten set screws well but works great.

A

Anonymous

Apr 11, 2026

Rating: 4/5

Fast shipping

Product arrived quickly and matches the description accurately.

A

Anonymous

Feb 21, 2026

Rating: 5/5

Great for servo motors

Using this on a 400W servo. Handles the speed without vibration.

A

Anonymous

Jan 31, 2026

Rating: 5/5

Solid build quality

The anodizing is nice and the aluminum feels high grade.

5 FAQ

Q: Does this come with set screws?

A: Yes, stainless steel set screws are included in the package.

Q: What is the maximum operating temperature?

A: The recommended operating temperature range is -20°C to 80°C.

Q: Is this compatible with stepper motors?

A: Yes, it is suitable for both servo and stepper motor applications.

Q: How do I install this coupling?

A: Align the shafts, insert them into the bores, and tighten the set screws evenly.

Q: Can I request a custom bore size?

A: Standard sizes are listed. Please contact us directly for custom orders.

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