Attributes

Brand	-
Category	Industrial Small Parts / Connectors and Fasteners
Origin	-
Material	Carbon Steel
Surface Treatment	Black Oxide Coating
Coupling Type	Split Rigid
Clamping Style	Extended Ring
Hardness	Heat Treated HRC 45
Bore Tolerance	H7 Standard
Operating Temperature	-20°C to 150°C
Backlash	Zero Backlash Design
Package Weight	0.5 kg (Varies by Size)
Country of Origin	Manufactured in Asia

5 reviews

Anonymous

Apr 21, 2026

Rating: 5/5

Perfect for CNC

Held alignment perfectly on my CNC router spindle. No vibration issues even at higher speeds.

Anonymous

Apr 06, 2026

Rating: 5/5

Fast Delivery

Product matches description exactly. Shipping was quick and packaging protected the item well.

Anonymous

Apr 01, 2026

Rating: 4/5

Solid Coupling

Screws included were good quality. Works well for general industrial applications.

Anonymous

Mar 25, 2026

Rating: 4/5

Good Quality Steel

Material feels strong and durable. The bore was slightly tight on the 10mm size but fit after minor polishing.

Anonymous

Jan 29, 2026

Rating: 5/5

Excellent Rigidity

Used this for a motor shaft connection in my workshop. The clamping force is impressive and there is no slip under load.

5 FAQ

Q: Does the black oxide finish resist rust outdoors?

A: Black oxide provides mild corrosion resistance. For outdoor use, additional coating is advised.

Q: Can this handle high RPM applications?

A: Suitable for standard industrial speeds. Please consult torque charts for specific size limits.

Q: Is there a keyway option available?

A: This model is clamp style without a keyway. Keyed versions are sold separately.

Q: What grease do you recommend for installation?

A: Standard lithium-based grease is recommended for the shaft surface before installation.

Q: Are set screws included with the coupling?

A: Yes, allen head screws are included in the package for installation.

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