A
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.
Description
Split Rigid Coupling Extended Fixing Ring Carbon Steel 6/8/10/35/40/50 Clamping Connector Shaft Sleeve
Reviews
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
A
Anonymous
Apr 06, 2026
Rating: 5/5
Fast Delivery
Product matches description exactly. Shipping was quick and packaging protected the item well.
A
Anonymous
Apr 01, 2026
Rating: 4/5
Solid Coupling
Screws included were good quality. Works well for general industrial applications.
A
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.
A
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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