China best Jtg00001-up Flexible Coupling Excavator Solenoid Valve Quick Coupler 272-4795 2724795 muff coupling

Product Description


Basic information:

Part Name Hydraulic Pump Coupling
Part Number  272-4795 272479
Machine model JTG00001-UP
Application Excavator
Material Rubber,Iron
Color Black
Category Construction machinery parts
Packing Neutral Package
Country of Origin China
Lead time In Stock
Condition New&OEM Part
MOQ No limited
Processing Forging
Warranty Supply 3 months warranty for the products from the date of arrival
Our Services: One-stop purchase

Parts information:

Pos. Part No Qty Parts name Comments
1. 209-5894 [1] SHAFT  
2. 087-4743 [2] STOP  
3. 094-1399 [1] RING-REXIHU (WEST LAKE) DIS.  
4. 7Y-4212 [1] BEARING  
5. 087-4757 [2] PISTON  
6. 107-6969 [1] BODY  
7. 122-5114 [1] XIHU (WEST LAKE) DIS.-BALL  
8. 209-5909 [1] PLATE-CAM  
9. 147-5860 [1] PISTON AS  
10. 134-7134 [1] BARREL AS  
11. 107-6954 [4] PLATE-FRICTION  
12. 107-6955 [5] PLATE-SEPARATOR  
13. 107-6972 [1] XIHU (WEST LAKE) DIS.-PISTON  
14. 107-6971 [1] PISTON-BRAKE  
15. 107-6970 [1] HEAD  
16. 8T-4944 M [10] BOLT-SOCKET HEAD (M16X2X40-MM)  
17. 107-6976 B [1] SHIM (1.2-MM THK)  
18. 107-6977 B [1] SHIM (1.4-MM THK)  
19. 107-6978 B [1] SHIM (1.6-MM THK)  
20. 107-6979 B [1] SHIM (1.8-MM THK)  
21. 107-6980 B [1] SHIM (1-MM THK)  
22. 107-6981 B [1] SHIM (0.8-MM THK)  
23. 096-5916 [2] SEAT  
24. 2D-6642 [2] BALL  
25. 095-1572 J [2] SEAL-O-RING  
26. 096-5919 J [2] RING-BACKUP  
27. 096-5915 [2] RETAINER  
28. 096-4003 [1] SET-BEARING  
  7Y-4234 [1] RACE-NEEDLE ROLLER  
29. 095-1585 J [1] SEAL-O-RING  
30. 137-3723 [1] VALVE  
31. 096-1519 [1] SEAT  
32. 095-7380 [1] SPRING  
33. 137-3708 [1] RETAINER  
34. 094-1875 [1] DOWEL  
35. 107-6974 [1] WASHER-SPRING  
36. 8T-6759 [10] PLUG-PIPE  
37. 095-1575 J [3] SEAL-O-RING  
38. 096-4378 J [1] RING-BACKUP  
39. 096-4377 J [2] SEAL-O-RING  
40. 8T-6759 B [1] PLUG-PIPE  
41. 107-6986 J [1] SEAL-O-RING  
42. 095-7383 J [1] SEAL-O-RING  
43. 095-7386 J [1] RING-BACKUP  
44. 107-6987 J [1] RING-BACKUP  
45. 095-1685 J [1] SEAL-O-RING  
46. 118-4057 [9] SPRING  
47. 7Y-4215 [1] SPACER  
48. 095-1586 J [2] SEAL-O-RING  
49. 7Y-4217 J [2] RING-BACKUP  
50. 096-4376 J [1] SEAL-LIP TYPE  
51. 123-2008 [2] KEY  
54. 3K-0360 J [1] SEAL-O-RING  
55. 9S-4185 [1] PLUG (3/4-16-THD)  
56. 095-1700 J [2] SEAL-O-RING  
57. 7Y-4224 [2] ORIFICE  
58. 096-3978 [1] SPRING  
59. 7Y-4216 [1] SPOOL  
60. 2M-9780 J [1] SEAL-O-RING  
61. 087-4786 [1] ADAPTER  
62. 121-1558 [2] PIN  
63. 094-1882 B [1] PLUG  
64. 094-1882 [10] PLUG  
  107-6988 J [1] KIT-SEAL (TRAVEL MOTOR)  


 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!

Products Show:



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muff coupling

Are there any specialized tools or techniques required for installing or repairing muff couplings?

Installing and repairing muff couplings may require specialized tools and techniques to ensure proper alignment, assembly, and maintenance. Here are some specialized tools and techniques commonly used:

  • Laser Alignment Tools: Laser alignment tools are crucial for achieving precise alignment between connected shafts. They help minimize misalignment, which can lead to premature wear and reduced coupling performance.
  • Torque Wrenches: Torque wrenches are used to accurately tighten bolts and fasteners to the manufacturer’s specifications. Proper torque ensures secure assembly and prevents issues related to loose fasteners.
  • Bearing Pullers: Bearing pullers are employed to remove bearings from shafts without damaging the components. When repairing a muff coupling, bearing removal may be necessary for inspection or replacement.
  • Lubrication Tools: Specialized lubrication tools, such as grease guns and lubrication fittings, are used to ensure proper lubrication of the coupling components. Adequate lubrication is essential for reducing friction and wear.
  • Non-Destructive Testing Equipment: Non-destructive testing techniques, such as ultrasonic or magnetic particle testing, may require specialized equipment and trained personnel to detect internal defects without causing harm to the components.
  • Hydraulic Press: A hydraulic press is used to press fit components, such as bearings or sleeves, onto shafts or into coupling bores during assembly or repair processes.
  • Balancing Equipment: If the muff coupling is part of a rotating system, balancing equipment is needed to ensure the assembly is properly balanced to prevent vibration and premature wear.
  • Shaft Straightening Tools: In cases of bent shafts, specialized tools are used to straighten shafts to their proper alignment before coupling installation.
  • Professional Expertise: Repairing or installing muff couplings may require the expertise of trained engineers or technicians who are experienced in working with couplings and related equipment.

Using these specialized tools and techniques is essential for proper installation, maintenance, and repair of muff couplings. They help ensure that the couplings function as intended and contribute to the overall efficiency and reliability of machinery systems.

muff coupling

What are some real-world examples of applications where muff couplings are used?

Muff couplings find use in a variety of industrial applications where the reliable transmission of torque and motion between shafts is essential. Here are some real-world examples of where muff couplings are commonly employed:

  • Industrial Machinery: Muff couplings are extensively used in various industrial machinery, including pumps, compressors, fans, and conveyors. They facilitate the transmission of power between motor-driven components and the machinery’s working parts.
  • Marine Industry: In marine applications, muff couplings connect shafts in propulsion systems, thrusters, and other marine equipment. The couplings help transmit torque from engines to propellers or other devices underwater.
  • Automotive Industry: Muff couplings are utilized in automotive applications to connect different components, such as driveshafts, transmissions, and differentials. They ensure smooth power transfer and motion in vehicles.
  • Power Generation: Muff couplings are found in power generation equipment, such as generators and turbines. They help transmit power between the prime mover and the generator, ensuring efficient electricity production.
  • Mining and Quarrying: In heavy-duty equipment used in mining and quarrying, muff couplings are employed to connect components like crushers and conveyors. They enable the transmission of power in rugged and demanding environments.
  • Material Handling: Conveyors, elevators, and material handling systems utilize muff couplings to connect shafts and provide controlled motion for moving materials within manufacturing plants and warehouses.
  • Textile Industry: In textile machinery, muff couplings are used to connect various components, such as rollers and spindles, ensuring proper power transmission for processes like spinning and weaving.
  • Printing Industry: Printing presses and other machinery in the printing industry use muff couplings to connect shafts and rollers, enabling the precise movement required for printing operations.

These examples highlight the versatility of muff couplings across different industries and applications. Their ability to efficiently transmit torque and motion makes them essential components in various machinery and equipment, contributing to the overall functionality and productivity of diverse sectors.

muff coupling

What are the key considerations for selecting a muff coupling for a specific application?

Choosing the right muff coupling for a specific application involves evaluating several key factors to ensure optimal performance, reliability, and longevity. Here are the key considerations to keep in mind:

  • Torque Requirements: Determine the torque levels that the muff coupling will need to transmit between the connected shafts. Select a muff coupling with a torque capacity that comfortably exceeds the application’s requirements.
  • Shaft Sizes: Measure the diameters of the shafts that will be connected by the muff coupling. Choose a muff coupling with sleeves that match the shaft diameters for a proper fit and secure connection.
  • Alignment Precision: Consider the level of alignment accuracy required for the application. Some applications demand high precision to prevent misalignment-related issues, while others may tolerate slightly more flexibility.
  • Environmental Conditions: Assess the operating environment, including factors such as temperature, humidity, and exposure to corrosive agents. Select a muff coupling material that can withstand the environmental conditions without compromising performance.
  • Application Type: Different applications have varying demands on torque transmission, alignment, and durability. Whether it’s a heavy-duty industrial machine, conveyor system, pump, or other equipment, the muff coupling should be selected to suit the specific application type.
  • Installation Space: Consider the available space for installing the muff coupling. Some applications may have limited space for coupling assembly and installation, which can influence the type of muff coupling chosen.
  • Axial Movement: Determine if the application requires any axial movement of the shafts. Some muff coupling types, such as half-muff couplings, allow for axial movement, which can be important in certain setups.
  • Speed: Take into account the rotational speed of the connected shafts. High-speed applications may require more precise balancing and alignment to prevent vibrations and premature wear.
  • Corrosion Resistance: In environments where corrosion is a concern, choose a muff coupling material that is resistant to corrosion, rust, and chemical exposure.
  • Customization: If the application has unique requirements that standard muff couplings cannot fulfill, consider whether customization is possible to meet those specific needs.

By carefully evaluating these key considerations and working with coupling manufacturers or suppliers, engineers and industry professionals can select the most suitable muff coupling for their specific application. A well-chosen muff coupling contributes to reliable torque transmission, alignment, and overall machinery performance.

China best Jtg00001-up Flexible Coupling Excavator Solenoid Valve Quick Coupler 272-4795 2724795   muff couplingChina best Jtg00001-up Flexible Coupling Excavator Solenoid Valve Quick Coupler 272-4795 2724795   muff coupling
editor by CX 2024-04-10

Muff coupling

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

Please contact us for details.

Mail: [email protected]

Manufacturer supplier exporter of muff coupling.

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