multi disc coupling

Pin and Disc Couplings


A pin and disc coupling is a type of flexible coupling that is commonly used in mechanical power transmission systems. It consists of a pin and disc assembly that allows for the transmission of torque between two shafts while accommodating misalignment and reducing vibration.

Advantages of Pin and Disc Couplings

  1. High Torque Capacity: Pin and disc couplings can handle large amounts of torque, making them suitable for heavy-duty applications.
  2. Compensation for Misalignment: These couplings can accommodate both angular and parallel misalignment, ensuring smooth operation even in imperfect alignment conditions.
  3. Low Maintenance: Pin and disc couplings require minimal maintenance due to their simple design and robust construction.
  4. High Misalignment Capacity: They can handle higher levels of misalignment compared to other types of couplings, reducing the risk of damage to connected equipment.
  5. Reduced Vibration: Pin and disc couplings help dampen vibrations, resulting in smoother operation and improved overall performance.

Selection and Customization

When choosing or customizing a pin and disc coupling, several parameters and practical conditions need to be considered:

  • Torque Capacity: Determine the required torque capacity based on the maximum torque expected in the application.
  • Shaft Size: Select a coupling that matches the diameter and keyway dimensions of the shafts.
  • Misalignment: Assess the amount of angular and parallel misalignment to ensure the coupling can accommodate it.
  • Operating Speed: Consider the rotational speed of the application to select a coupling that can handle the required RPM.
  • Environmental Factors: Take into account factors such as temperature, humidity, and presence of corrosive substances that may affect the coupling’s performance.

disc coupling

Does Disc Coupling Need Lubrication?

Yes, disc couplings typically require lubrication to ensure smooth operation and prevent excessive wear. Proper lubrication helps reduce friction between the moving parts and extends the coupling’s lifespan.

What are Disc Couplings Used For?

Disc couplings are commonly used in various industries and applications, including:

  • Power Generation: Disc couplings are used in turbines, generators, and other power transmission equipment.
  • Pumps and Compressors: They are employed in pumps, compressors, and similar machinery where torque transmission is essential.
  • Industrial Machinery: Disc couplings find applications in various industrial machinery, such as conveyors, mixers, and extruders.
  • Marine Applications: They are utilized in marine propulsion systems and other marine-related equipment.
  • Automotive Industry: Disc couplings are used in automotive drivetrains to transfer torque between the engine and transmission.

disc coupling

Choosing HZPT for Disc Couplings

HZPT, located in Hangzhou, Zhejiang Province, is a modern enterprise specializing in the research, development, production, and international trade of coupling products. Our company manufactures and supplies a wide range of disc couplings and offers the following advantages:

  1. High-Quality Materials: We use premium materials to ensure the durability and reliability of our disc couplings.
  2. Advanced Manufacturing Processes: Our disc couplings are manufactured using state-of-the-art production techniques to guarantee precision and consistency.
  3. Customization Options: We can customize disc couplings to meet specific requirements, including torque capacity, size, and other parameters.
  4. Strict Quality Control: Our products undergo rigorous quality control measures to ensure they meet international standards and customer expectations.
  5. Excellent Customer Service: We pride ourselves on providing exceptional sales support and technical assistance to our valued customers.

disc coupling

With our commitment to integrity and customer satisfaction, HZPT is the ideal choice for all your disc coupling needs. Contact us today to discuss your requirements and experience the quality and reliability of our products.


flexible disc coupling

As one of leading flexible disc coupling manufacturers, suppliers and exporters of products, We offer flexible disc coupling and many other products.

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