Attributes

Brand	-
Category	Standard Parts, Components & Industrial Consumables / Couplings
Origin	-
Model Number	GD16
Material	Aluminum Alloy & Spring Steel
Outer Diameter	16 mm
Total Length	25 mm
Shaft Bore Range	4mm - 6mm
Rated Torque	0.3 N.m
Max Speed	8000 RPM
Operating Temperature	-20°C to +80°C
Connection Type	Threaded Clamping
Application	Encoder, Stepper, and Servo Motors

6 reviews

Anonymous

Mar 31, 2026

Rating: 5/5

Great value for money

Compared to other brands, this offers the same performance at a fraction of the cost. The aluminum finish is clean and professional looking.

Anonymous

Mar 27, 2026

Rating: 5/5

Excellent torque transmission

Using this for a high-torque servo application. It handles the load smoothly without any backlash. The elastic component really helps reduce vibration noise.

Anonymous

Mar 20, 2026

Rating: 4/5

Good quality, fast shipping

Solid construction and the spring element provides good flexibility to handle minor misalignments. Took off one star because the bore size was slightly tight initially, but it loosened up after use.

Anonymous

Mar 19, 2026

Rating: 5/5

Reliable and durable

Been running this in my 3D printer upgrade for three months now with zero issues. The flexible coupling absorbs shocks well during rapid direction changes.

Anonymous

Mar 14, 2026

Rating: 5/5

Perfect fit for my CNC encoder

The GD16 coupling fits perfectly on my stepper motor shaft. The threaded design makes installation very secure without needing set screws that might slip. Highly recommended for precision applications.

Anonymous

Mar 01, 2026

Rating: 4/5

Works as expected

No complaints so far. It connects my encoder to the motor shaft securely. Installation instructions could be clearer, but it's straightforward if you have experience.

5 FAQ

Q: Does this come with the clamping screws included?

A: Yes, the package includes the necessary threaded clamping screws for immediate installation.

Q: Is this coupling suitable for high-speed applications above 5000 RPM?

A: Yes, the GD16 is rated for speeds up to 8000 RPM, making it suitable for most high-speed encoder and servo motor applications.

Q: What material is the spring part made of?

A: The flexible spring element is made of high-grade spring steel, while the hubs are constructed from lightweight aluminum alloy.

Q: Can this handle angular misalignment?

A: Absolutely. The spring steel element allows for angular, parallel, and axial misalignment compensation, protecting your motor and encoder bearings.

Q: What is the maximum shaft diameter this coupling can accommodate?

A: The GD16 model supports shaft bores ranging from 4mm to 6mm. Please select the specific bore size combination you need when ordering.

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