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Home / Couplings / Expansion Sleeve Diaphragm Coupling 45# Steel Elastic Single/Double Diaphragm Coupling High Torque Servo Motor Lead Screw Coupling

Attributes

Brand -
Category Standard Parts, Components & Industrial Consumables / Couplings
Origin -
Material 45# Steel
Coupling Type Diaphragm Coupling
Configuration Single/Double Diaphragm
Application Servo Motor & Lead Screw
Torque Capacity High Torque Transmission
Precision Level High Precision Zero Backlash
Flexibility Elastic Compensation
Surface Treatment Black Oxide Finish
Durability Wear Resistant
Brand LADEE

6 reviews

A

Anonymous

Mar 25, 2026

Rating: 4/5

Good fitment

Fit my lead screw setup perfectly. The machining tolerances seem very tight. Shipping was fast too.

A

Anonymous

Mar 19, 2026

Rating: 5/5

Perfect for my CNC upgrade

Installed this on my Z-axis servo motor. The build quality is excellent, and the zero backlash is noticeable immediately. Highly recommended for precision machinery.

A

Anonymous

Mar 17, 2026

Rating: 5/5

Reliable industrial component

We use these in our automated assembly lines. They have been running 24/7 for months without failure. The 45# steel holds up well under stress.

A

Anonymous

Mar 13, 2026

Rating: 5/5

Great value for money

Compared to other brands, this offers similar performance at a better price point. The diaphragm design absorbs misalignment perfectly.

A

Anonymous

Mar 12, 2026

Rating: 4/5

Solid construction

Very sturdy steel coupling. It handles high torque without any issues. Only giving 4 stars because the installation instructions could be more detailed.

A

Anonymous

Mar 08, 2026

Rating: 5/5

Exceeded expectations

I was worried about vibration, but this coupling dampens it effectively. My machine runs smoother now. Will buy again.

5 FAQ

Q: Does this coupling come in different bore sizes?

A: Yes, we offer various bore sizes to match different motor shafts and lead screws. Please check the specific variant options or contact us for custom sizing.

Q: Do you provide a warranty on this product?

A: Yes, all LADEE couplings come with a 12-month manufacturer warranty covering defects in materials and workmanship.

Q: Is the double diaphragm version better for angular misalignment?

A: Yes, the double diaphragm configuration provides greater flexibility and compensation for angular and parallel misalignment compared to the single version.

Q: Can this be used in outdoor environments?

A: While the 45# steel is durable, we recommend additional protective measures if used outdoors to prevent rust from prolonged exposure to moisture.

Q: What is the maximum RPM rating for this model?

A: This high-torque diaphragm coupling is rated for up to 4000 RPM, making it suitable for most standard servo motor applications.

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