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Home / Couplings / Triple Joint, Three-Section Universal Joint, Three-Stage Universal Connector, Double Joint Connector, Miniature Coupling

Attributes

Brand -
Category Standard Parts, Components & Industrial Consumables / Couplings
Origin -
Material High-Grade Stainless Steel
Joint Configuration Triple Section / Three-Stage
Shaft Diameter Compatibility 4mm to 10mm
Max Operating Angle 45 Degrees per Joint
Total Length 85mm
Surface Finish Polished and Passivated
Connection Type Set Screw with Keyway Option
Max Torque Capacity 15 Nm
Application Range Robotics, CNC Machinery, Model Engines
Package Contents 1x Triple Joint Coupling, 4x Set Screws, 1x Allen Key

6 reviews

A

Anonymous

Mar 15, 2026

Rating: 4/5

Solid construction

Good value for money. The finish is nice and rust-resistant. I deducted one star only because the instructions were minimal, but if you know how to install couplings, it's not an issue.

A

Anonymous

Mar 14, 2026

Rating: 5/5

Exactly what I needed

Replaced a flimsy plastic connector with this metal triple joint. The difference in performance is night and day. No more slipping or misalignment issues.

A

Anonymous

Mar 07, 2026

Rating: 5/5

Excellent miniature coupling

Small but mighty. Used this for a high-speed spindle application. It runs smooth even at higher RPMs. The balance seems very good as there is minimal vibration.

A

Anonymous

Mar 06, 2026

Rating: 5/5

Perfect for my robotic arm project

The three-section design allows for incredible flexibility in tight spaces. The build quality is solid, and the stainless steel feels very durable. Installation was straightforward with the included set screws.

A

Anonymous

Mar 03, 2026

Rating: 5/5

Superior to single joint options

I needed something that could handle complex angles in my custom lathe setup. This triple joint connector handles the stress beautifully without binding. Highly recommended for precision applications.

A

Anonymous

Mar 02, 2026

Rating: 4/5

Great flexibility, minor sizing note

Works exactly as described for connecting offset shafts. Just make sure to measure your shaft diameter carefully before ordering. The machining is precise, and there is no noticeable play during operation.

5 FAQ

Q: Does this come pre-lubricated?

A: Yes, the joints are factory-lubricated with high-temp grease. However, for heavy-duty continuous use, we recommend periodic re-lubrication through the grease nipples if equipped, or disassembly for manual greasing.

Q: Are replacement set screws available if I strip the heads?

A: Yes, we sell replacement hardware kits. Please contact our support team with your order number, and we can send a kit compatible with the M3 or M4 screws used in this unit.

Q: Can this coupling handle both clockwise and counter-clockwise rotation?

A: Yes, this triple joint universal connector is designed to operate efficiently in both rotational directions.

Q: Is this suitable for outdoor use in wet conditions?

A: Since it is made from high-grade stainless steel with a passivated finish, it offers excellent corrosion resistance and is suitable for most outdoor or humid environments.

Q: What is the maximum misalignment angle this three-stage connector can accommodate?

A: Each joint section can handle up to 45 degrees. With the three-section design, you can achieve complex angular offsets, though keeping the total angle under 90 degrees is recommended for optimal lifespan.

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