Attributes

Brand	-
Category	Industrial Small Parts / Connectors and Fasteners
Origin	-
Material Grade	45# Carbon Steel
Surface Treatment	Black Oxide Coating
Coupling Type	Rigid Clamping
Rated Torque	150 Nm
Bore Diameter Range	10mm to 50mm
Outer Diameter	80mm
Overall Length	100mm
Net Weight	0.85 kg
Maximum Speed	4000 RPM
Customization	Shaft Boring Available

5 reviews

Anonymous

Apr 01, 2026

Rating: 4/5

Good value for money

Solid steel construction. It was slightly heavier than expected which is actually a good sign for durability. Fitment was accurate.

Anonymous

Mar 29, 2026

Rating: 5/5

Fast delivery

Product matches description perfectly. Packaging was secure and shipping was quicker than estimated. Will buy again for future projects.

Anonymous

Mar 15, 2026

Rating: 5/5

Excellent rigidity for CNC

Used this for a conveyor belt motor retrofit. The clamping mechanism holds tight without slipping under load. Very satisfied with the build quality.

Anonymous

Mar 10, 2026

Rating: 5/5

Zero backlash achieved

Perfect for my CNC axis application. The rigid design ensures no play between the motor and the lead screw. Highly recommend for precision work.

Anonymous

Feb 02, 2026

Rating: 4/5

Solid construction

Clamping mechanism works well with standard Allen keys. Surface finish is smooth. Only minor issue was some oil residue on arrival.

5 FAQ

Q: Is this suitable for high vibration environments?

A: Yes, the rigid clamping design provides strong holding power suitable for moderate vibration applications.

Q: Can you customize the bore diameter to 25mm?

A: Yes, we offer custom boring services. Please contact us directly with your specifications before ordering.

Q: What is the hardness rating of the steel?

A: The 45# steel is typically heat-treated to approximately HRC 28-32 for optimal strength and toughness.

Q: Does this coupling come with the necessary set screws?

A: Yes, all necessary clamping screws and an Allen key are included in the package.

Q: Do you provide tax invoices for business purchases?

A: Yes, a valid tax invoice is automatically generated and sent to your email after purchase completion.

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