A
Anonymous
Apr 19, 2026
Rating: 4/5
Works as Expected
Reduced vibration noticeably. Make sure to check the size chart before ordering.
Description
Three-Jaw Coupling Back-to-Back Wheel for Motor and Water Pump Connection, Cast Iron 90/105/120 Hexagonal Plum Elastic Coupling
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Connectors and Fasteners |
| Origin | - |
| Material | Cast Iron |
| Coupling Type | Elastic Three-Jaw |
| Design Configuration | Back-to-Back Wheel |
| Jaw Geometry | Hexagonal |
| Available Sizes | 90, 105, 120 mm |
| Primary Application | Motor and Pump Connection |
| Package Contents | Coupling Halves and Washers |
| Surface Finish | Black Oxide Coated |
| Shaft Compatibility | Standard Keyed Shafts |
| Operating Temperature | -20°C to 80°C |
5 reviews
A
Anonymous
Mar 16, 2026
Rating: 5/5
Great Coupling
Fits my motor perfectly. Very sturdy cast iron construction and the hexagonal jaw aligns well.
A
Anonymous
Mar 02, 2026
Rating: 4/5
Solid Build
Heavy duty but works well. Washers included were helpful for installation.
A
Anonymous
Feb 14, 2026
Rating: 5/5
Good Value
Price is reasonable for the quality provided. Shipping was fast too.
A
Anonymous
Feb 02, 2026
Rating: 5/5
Exact Match
Replaced my old coupling without issues. The back-to-back wheel design is robust.
5 FAQ
Q: What is the hardness of the iron?
A: Standard cast iron hardness suitable for general machinery applications.
Q: Is this suitable for high speed motors?
A: Yes, it is balanced for standard industrial speeds. Please refer to the size-specific torque ratings.
Q: Do I need to grease the jaws?
A: Light lubrication is recommended during installation to ensure smooth operation.
Q: Are bolts included in the package?
A: No, only coupling halves and washers are included. Bolts must be purchased separately.
Q: Can this handle misalignment?
A: Yes, the elastic type allows for minor misalignment between shafts.
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