Description
Reviews
| Brand | - |
| Category | Industrial Small Parts / Connectors and Fasteners |
| Origin | - |
| Material | 45# Carbon Steel |
| Model Number | XL45 (ML Type) |
| Coupling Structure | Claw-Type Elastic |
| Nominal Torque | 1250 N.m |
| Bore Diameter Range | 30-55 mm |
| Outer Diameter | 145 mm |
| Total Length | 112 mm |
| Keyway Standard | GB/T 1096 |
| Surface Treatment | Black Oxide Coating |
| Primary Application | Motor to Pump Connection |
Anonymous
Apr 06, 2026
Rating: 5/5
Reliable coupling
We use these for high-torque applications. The elastic element absorbs shock well. Highly recommend for industrial machinery.
Anonymous
Apr 03, 2026
Rating: 4/5
Sturdy build
Heavy duty steel. Make sure to check your bore size before ordering. Good value for the price compared to local suppliers.
Anonymous
Apr 03, 2026
Rating: 5/5
Exact replacement
Replaced a worn-out coupling with this XL45 model. Dimensions matched perfectly. Installation was straightforward.
Anonymous
Mar 11, 2026
Rating: 5/5
Perfect fit for our pump
Installed this on a hydraulic pump setup. The keyway alignment was precise and the steel feels robust. No vibration issues so far.
Anonymous
Feb 25, 2026
Rating: 4/5
Good quality industrial part
Solid construction. Took a day extra to arrive but the product matches the description perfectly. Works well with our motor shaft.
Q: What is the maximum RPM for this coupling?
A: The XL45 model supports up to 4000 RPM depending on the bore size and balance grade.
Q: Does this come with the elastic spider insert?
A: Yes, the package includes the steel hubs and the polyurethane elastic star insert.
Q: Is the keyway cut on both sides?
A: Yes, both hubs feature standard keyways according to GB/T 1096 specifications.
Q: What is the hardness of the steel hubs?
A: The hubs are made from 45# steel with a hardness treatment suitable for high-torque transmission.
Q: Can this be used in outdoor environments?
A: The black oxide finish provides basic corrosion resistance, but we recommend protective housing for harsh outdoor conditions.
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