Product Description

219 5CF Excavator Part Coupling Rubber Coupling 5CF00001-UP 6W-1958 Of 6W3097

Basic information:


Place of Origin ZheJiang , China (Mainland)
Brand Name Y&F
Model Number: Centaflex, Miki pulley, Lovejoy coupling
.Material High Temperature Rubber, Natural Rubber
Color Black
Sales type Retail, Wholesale
Mark According to customer needs
Application Construction machinery, ships, generators, compressors
Quality Control strict 100% test
Mass production Booking
Available In stock
Model No. 6W3097,219 5CF ,5CF00001-UP



Product show as below:

Procucts information:

Pos. Part No Qty Parts name Comments
1. 6A-6492 [1] COVER-FINAL DRIVE  
2. 5C-1834 [1] GEAR (13 TEETH)  
3. 8B-4967 [1] SEAL-O-RING  
4. 6A-6491 [1] HOUSING AS  
5. 1A-3284 [2] DOWEL  
6. 2H- 0571 [1] CONE-ROLLER BEARING  
7. 2H-0929 [1] CUP-ROLLER BEARING  
8. 5C-5937 [1] GEAR (53 TEETH)  
9. 9S-3581 [2] CUP-ROLLER BEARING  
10. 9S-3582 [2] CONE-ROLLER BEARING  
11. 5C-8583 [1] GEAR-RING (49 TEETH)  
12. 6C-3495 [1] SPROCKET AS  
  2H-1190 [1] PIN-DOWEL  
13. 5P-2545 [1] SEAL-O-RING  
14. 5C-8587 [1] COVER  
15. 2P-1373 [1] CUP-ROLLER BEARING  
16. 9W-6645 [1] SEAL GP-DUO-CONE  
  5K-5129 [2] RING-SEALING  
17. 6C-2828 [1] CAP  
18. 6C-571 [1] CARRIER AS  
  2D-0604 [1] BUTTON  
19. 2K-571 [1] BOLT  
20. 7M-8485 [1] SEAL-O-RING  
21. 8T-4994 [24] WASHER  
22. 8V-4735 [1] RING-SEAL  
23. 1D-4608 [8] BOLT  
24. 5P-8248 [8] WASHER-HARD  
25. 4E-9426 [1] COLLAR  
  8C-8422   SEALANT  
26. 2K-2939 [1] SEAL-O-RING  
27. 2P-1374 [1] CONE-ROLLER BEARING  
28. 5C-8585 [1] RING-LOCK  
29. 5C-9120 [6] WASHER (STEEL)  
  5C-9119 [6] WASHER (BRONZE)  
30.   [12] BOLT  
31. 6A-7528 [1] SHIM-PACK (INCL 21 SHIMS)  
32. 5C-8584 [3] GEAR-PLANETARY (17 TEETH)  
33. 6V-4593 [3] BEARING AS-SPECIAL  
34. 8T-9399 [12] BOLT  
35. 5C-8582 [3] SHAFT-PLANETARY  
36. 9K-1171 [1] CUP-ROLLER BEARING  
37. 8D-2256 [1] CONE-ROLLER BEARING  
38. 5C-8967 [1] GEAR (52 TEETH)  
39. 5C-8586 [1] GEAR (74 TEETH)  
40. 6A-4498 [1] SHIM-PACK (INCL 21 SHIMS)  
41. 5P-2566 [5] BOLT  
42. 8T-4223 [21] WASHER  
43. 8S-9152 [2] CONE-ROLLER BEARING  
44. 6A-4497 [1] CAGE-BEARING  
45. 6A-7536 [1] PLUG AS  
  2D-0604 [1] BUTTON  
46. 5M-7423 [1] SEAL-O-RING  
47. 8S-9151 [2] CUP-ROLLER BEARING  
48. 8F-9516 [1] SEAL-O-RING  
49. 6A-4495 [1] SHIM-PACK (INCL 21 SHIMS)  
50. 8T-2502 [5] BOLT  
  8T-4896 [5] WASHER-HARD  
51. 6A-4493 [1] CAGE-BEARING  
52. 5C-8966 [1] GEAR (14 TEETH)  
53. 1H-7339 [1] SEAL-O-RING  
54. 3B-5790 [1] CUP-ROLLER BEARING  
55. 6V-2323 [1] CONE-ROLLER BEARING  
56. 5C-0862 [1] CAGE-BEARING  
57. 2H-4145 [1] SEAL-O-RING  
58. 6A-4492 [1] SHIM-PACK (INCL 21 SHIMS)  
59. 8T-8919 [16] BOLT  
60. 3B-571 [2] PLUG-PIPE  
61. 7D-9766 [1] BOLT  
  8K-8517 [1] WASHER

  About us:

specialized in:

couplings, rubber mounts, gera parts, hydraulic seals and seal kits for hydraulic hammers, rock breakers, hydraulic excavators,wheel loaders, and JCB badkhoe loaders.


And, Our company also supply:

Engine parts, hydraulic piston pump and hydraulic travel motor, Swing motor assembly and hydraulic component parts, electric parts, etc. Hydraulic hammer breaker parts with piston, cylinder, chisel, through bolt, side bolt, top bush, front head bushing,accumlator, valve, etc.

We always try our best for all our customers and make it better and better. Welcome!



flexible gear coupling

Materials Used in Manufacturing Flexible Gear Couplings and Their Impact on Performance

Flexible gear couplings are designed to transmit torque while accommodating misalignments and reducing vibrations. The choice of materials for manufacturing these couplings plays a crucial role in their overall performance and suitability for specific applications. Some common materials used in flexible gear couplings include:

  • Steel: Steel is a popular material for flexible gear couplings due to its high strength and durability. It can handle substantial torque loads and provides good resistance to wear and fatigue. Steel couplings are commonly used in heavy-duty applications, such as steel mills, mining, and power generation.
  • Stainless Steel: Stainless steel is used when corrosion resistance is required, making it suitable for applications in corrosive environments like the marine, chemical, and petrochemical industries.
  • Alloy Steel: Alloy steel is used to improve specific properties, such as hardness and heat resistance. It is often employed in high-temperature applications found in steel processing and power generation.
  • Cast Iron: Cast iron is known for its excellent wear resistance and damping capabilities. It is used in applications where shock absorption and vibration reduction are critical, such as pumps and compressors.
  • Aluminum: Aluminum is lightweight and offers good corrosion resistance, making it suitable for applications where weight reduction is important, such as aerospace and certain industrial machinery.
  • Bronze: Bronze is used for its self-lubricating properties and resistance to wear. It is often found in couplings used in low-speed applications, such as conveyor systems.
  • Nylon and Plastics: Nylon and other plastics are used in some couplings where electrical isolation and lightweight properties are essential, such as in medical equipment and certain automation systems.

The selection of materials depends on the specific requirements of the application, including torque, speed, temperature, environmental conditions, and the presence of corrosive substances. Proper material selection ensures that the flexible gear coupling can operate efficiently and reliably, providing optimal performance and minimizing maintenance needs.

flexible gear coupling

Enhanced Performance of Flexible Gear Couplings through Gear Teeth Flexibility

The flexibility of gear teeth in flexible gear couplings plays a crucial role in enhancing their overall performance. This flexibility allows the coupling to compensate for misalignments and absorb shocks and vibrations, providing several key benefits:

  • Misalignment Compensation: As the machinery operates, shafts may experience angular, parallel, or axial misalignments due to various factors like thermal expansion, foundation settlement, or manufacturing tolerances. The flexible gear teeth in the coupling can accommodate these misalignments by slight bending or elastic deformation, ensuring the smooth transmission of torque between the shafts despite their misaligned positions.
  • Vibration Damping: During operation, rotating equipment can generate vibrations caused by uneven loads, resonance, or other factors. The flexible gear teeth act as shock absorbers, dampening these vibrations and preventing them from propagating throughout the system. This helps reduce noise, wear, and stress on the machinery components, contributing to smoother and quieter operation.
  • Load Distribution: The flexibility of the gear teeth allows the coupling to distribute the transmitted load evenly across the entire tooth surface. This even load distribution reduces wear and fatigue on the gear teeth, increasing the coupling’s overall lifespan and reliability.
  • Overload Protection: In case of sudden shock loads or overloads, the flexible gear teeth can absorb part of the impact, protecting the connected equipment from damage. This feature is especially important in applications with variable loads or potential shock events.
  • Torsional Flexibility: The gear teeth’s flexibility enables the coupling to handle torsional movements, ensuring that torque is smoothly transferred between the shafts even if they are not perfectly aligned. This feature helps maintain constant velocity transmission, critical in precision systems.

Overall, the flexibility of gear teeth in flexible gear couplings allows these couplings to adapt to changing conditions, provide protection against unexpected forces, and improve the performance and reliability of mechanical power transmission systems.

flexible gear coupling

Proper Installation of Flexible Gear Couplings for Optimal Performance and Reliability

Proper installation of a flexible gear coupling is crucial to ensure its optimal performance, reliability, and longevity. Here are the steps to follow for a successful installation:

  1. Inspect the Coupling: Before installation, carefully inspect the coupling components, including the hubs, gear teeth, and flexible element, for any damage or defects.
  2. Clean the Components: Ensure that all components are clean and free from dirt, debris, and any contaminants that could affect the coupling’s performance.
  3. Check Alignment: Verify that the shafts of the connected equipment are properly aligned within the manufacturer’s recommended tolerances. Misalignment can lead to premature wear and failure of the coupling.
  4. Grease or Lubricate: Apply the appropriate coupling lubricant or grease to the gear teeth and the flexible element. Lubrication helps reduce friction, heat generation, and wear.
  5. Assemble the Coupling: Carefully assemble the coupling by aligning the gear teeth of the hubs and the internal sleeve. Follow the manufacturer’s guidelines for the correct orientation and positioning.
  6. Tighten Fasteners: Gradually tighten the fasteners, such as bolts or screws, in a cross-pattern to ensure even pressure distribution. Do not overtighten, as it can cause deformation of the coupling components.
  7. Perform a Trial Run: After installation, perform a trial run to check for any abnormalities, unusual noises, or vibrations. Monitor the coupling during the trial run to detect any potential issues.
  8. Regular Maintenance: Implement a regular maintenance schedule to inspect and lubricate the coupling periodically. Follow the manufacturer’s maintenance guidelines to ensure the coupling’s continued performance and reliability.
  9. Replace Worn Components: If any components of the coupling show signs of wear or damage during maintenance inspections, replace them promptly to prevent further issues.

It is essential to follow the manufacturer’s installation instructions and guidelines specific to the flexible gear coupling model to achieve the best results. Proper installation enhances the coupling’s ability to handle misalignment, transmit torque efficiently, and ensure reliable operation in the power transmission system.

China Good quality 219 5CF Excavator Part Coupling Rubber Coupling 5CF00001-up 6W-1958 of 6W3097  China Good quality 219 5CF Excavator Part Coupling Rubber Coupling 5CF00001-up 6W-1958 of 6W3097
editor by CX 2023-09-04