Product Description



Country of CHINAMFG



Engine Parts



Normal or Customized


Plastic bag

Front oil seal 1
VG260571208 Flywheel gear ring 1
AZ1242571561 Flywheel assembly 1
VG1246030011/12 Connecting rod tile 1
VG1246571034/35 Main bearing 1
AZ1246030007 Connecting rod assembly 6
VG1246030013 Connecting rod bolt 12
VG1246030015 Piston assembly 6
VG1540030005 Piston ring 1
VG1246030002 Piston pin 6
VG1246571571 Cylinder liner 6
D12.42-XLB Engine repair kit 1
VG1246040571 Cylinder pad 6
VG1246050571/22 Intake and exhaust valve 1
VG1246 0571 1 Valve push rod 12
VG1246 0571 1 Valve tappet 12
VG1246060091 Belt 1
VG1246060005 Automatic tensioning wheel 1
VG1246060094 Pump assembly 1
VG1246060088 Belt 1
VG1246060051 Fan leaves 1
VG1246070012 Oil cooler core 1
VG1246080002 High-pressure pipeline 1
VG1246090017 generator 1
VG1246090002 starter 1
VG124611571 Turbocharger 1
VG1246130008 Air compressor 1
VG12465716 Fuel injector assembly 6
WG9731471571 Steering vane pump 1
VG1246070031 Oil filter 2
VG1540080110 Diesel filter 1
VG Diesel filter 1
WG9725195712/103 air filter 1

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elastic coupling

Material Selection and Design Durability of Elastic Couplings

The choice of materials for elastic couplings significantly influences their design and overall durability. Material selection affects factors such as flexibility, torsional stiffness, fatigue resistance, and resistance to environmental conditions. Here’s how material selection plays a crucial role:

  • Elastomer Material: The elastomer used in elastic couplings determines the coupling’s flexibility, vibration absorption capabilities, and resilience. Common elastomers include natural rubber, synthetic rubber, and polyurethane. The selected elastomer should provide the desired level of elasticity and durability while maintaining its properties over time.
  • Hub and Spacer Material: The hubs and spacers of elastic couplings are typically made from metals like steel, aluminum, or alloy materials. These components need to be strong enough to transmit torque while accommodating misalignments and vibrations. The material should also resist wear, corrosion, and fatigue.
  • Bolt or Pin Material: Bolts or pins used to connect the hubs and elastomer element must possess sufficient strength to handle the torsional forces and loads. They should be made from materials with high tensile strength and corrosion resistance.
  • Environmental Factors: Depending on the application environment, material selection should consider factors such as temperature, moisture, chemicals, and UV exposure. The chosen materials should be able to withstand these conditions without deterioration.

Ultimately, a well-considered material selection enhances the coupling’s durability, operational performance, and resistance to wear, ensuring that the elastic coupling can reliably function under varying conditions and loads.

elastic coupling

Maintaining the Longevity of Elastic Couplings

Ensuring the longevity and optimal performance of elastic couplings requires proper maintenance and care. Here are some key considerations:

  • Regular Inspection: Periodically inspect the coupling for signs of wear, damage, or misalignment. Look for cracks, tears, or other deformations in the elastic elements.
  • Lubrication: Some elastic couplings require lubrication for smooth operation. Follow the manufacturer’s guidelines on lubrication intervals and recommended lubricants.
  • Environmental Conditions: Consider the operating environment of the coupling. Extreme temperatures, chemicals, moisture, and other factors can affect the coupling’s lifespan. Choose materials and designs suitable for the specific conditions.
  • Proper Alignment: Ensure that the connected components are properly aligned to minimize excessive stress on the coupling. Misalignment can accelerate wear and reduce performance.
  • Load Capacity: Do not exceed the coupling’s recommended torque and load ratings. Overloading the coupling can lead to premature failure.
  • Shock and Vibration: If the system experiences frequent shock or vibration, consider using dampening or vibration-absorbing components to reduce the stress on the coupling.
  • Replacement: When signs of wear or damage become noticeable, promptly replace the coupling to avoid further issues. Delaying replacement can lead to more significant problems in the machinery system.
  • Follow Manufacturer Guidelines: Always follow the manufacturer’s recommendations for installation, operation, and maintenance of the specific coupling model.

By adhering to these considerations and performing regular maintenance tasks, engineers can extend the lifespan of elastic couplings and ensure reliable and efficient operation in various machinery applications.

elastic coupling

Principles of Torsionally Elastic Couplings

Torsionally elastic couplings, also known as flexible couplings, operate based on the principles of flexibility and torsional elasticity. These couplings are designed to transmit torque while accommodating misalignments, dampening vibrations, and providing protection against shock loads. Here’s how they work:

  • Flexibility: Torsionally elastic couplings are made of materials that can flex or bend to some degree. This flexibility allows them to absorb misalignments between connected shafts, such as angular, parallel, and axial misalignments.
  • Torsional Elasticity: The material properties of the coupling allow it to twist or deform slightly under torque loads. When torque is applied to one end of the coupling, the coupling flexes and twists to transmit torque to the other end while compensating for any misalignments.
  • Vibration Dampening: The torsional elasticity of the coupling helps dampen vibrations that occur due to sudden torque changes or variations in load. This is especially important in applications where smooth operation and reduced vibrations are essential.
  • Shock Load Protection: Torsionally elastic couplings can absorb and mitigate shock loads that might occur during sudden starts, stops, or changes in load. This protection prevents damage to connected equipment and extends the lifespan of machinery.

Overall, torsionally elastic couplings enhance the performance, reliability, and durability of machinery by providing flexibility, dampening vibrations, and protecting against misalignments and shock loads.

China OEM CHINAMFG CHINAMFG Truck Parts Vg1560080300 Elastic Coupling Flexible Coupling  China OEM CHINAMFG CHINAMFG Truck Parts Vg1560080300 Elastic Coupling Flexible Coupling
editor by CX 2024-03-14