China manufacturer Tension Pulleys/ Vane Pumps/ Angle Grinderscar Water Pump engine pulley

Product Description

 Deep groove ball bearing

NSK   A B C D D2 S2    
  WN2358-1S 3.59 0.53 1.53 0.6267 0.4739 1.44    
  WN2364-7S 3.64 0.59 1.52 0.6267 0.4739 1.43    
  WN2375-4S 3.76 0.56 1.67 0.6267 0.4739 1.59    
  WN2388-2S 3.89 0.73 1.63 0.6267 0.4739 1.55    
665331 WN2397S 3.98 0.98 1.46 0.6267 0.4739 1.36    
  WN2405S 4.06 0.65 1.88 0.6267 0.4739 1.79    
  WN2413-2S 4.13 1.21 1.39 0.6267 0.4739 1.26    
  WN2419S 4.19 0.87 1.8 0.6267 0.4739 1.72    
  WN2434-4S 4.35 0.84 1.97 0.6267 0.4739 1.9    
  WN2461-1S 4.62 0.72 2.37 0.6267 0.4739 2.29    
  WN2479S 4.8 1.24 2.03 0.6267 0.4739 1.95    
  WN3399-2S 4 0.69 1.78 0.6275 0.4739 1.7    
  WN63975 3.98 0.98 1.46 0.62 0.4744 1.36    
NSK   A B C D        
885154 W2289 2.89 0.16 1.2 0.6267        
885165 W2325 3.25 0.16 1.56 0.6267        
  W2325-3 3.55 0.67 1.35 0.6267        
885330 W2366 3.66 0.73 1.4 0.6267        
  W2371 3.71 0.69 1.5 0.6267        
  W2375-3 3.76 0.56 1.67 0.6267        
w-s series                  
NSK   A B C D D1 S1 D2 S2
885122 W2334S 3.35 0.51 1.3 0.6267     0.4739 1.18
  W2346-1S 3.47 0.49 1.45 0.6267     0.4739 1.33
  W2346-2S 3.47 0.56 1.38 0.6267     0.4739 1.28
  W2355S 3.55 0.61 1.41 0.6267     0.4739 1.33
  W2364-5S 3.64 0.65 1.46 0.6267     0.4739 1.36
885477 W2364S 3.64 0.99 1.12 0.6267     0.4739 1.02
  W2366-1S 3.66 0.65 1.49 0.6267     0.4739 1.33
wn series                  
NSK   A B C D        
  WN2269 2.69 0.99 0.18 0.6267        
  WN2366-4 3.66 0.73 1.4 0.6267        
665343 WN2375-3 3.76 0.56 1.67 0.6267        
  WN2401-5 4.02 0.67 1.82 0.6267        
  WN2410 4.1 1.03 1.54 0.6267        
665329 WN2415-1 4.15 0.8 1.82 0.6267        
  WN2434 4.35 0.84 1.97 0.6267        
  WN2447 4.48 1.42 1.52 0.6267        
  WN2488-1 4.49 0.75 2.21 0.6267        
  WN2450-2 4.5 1.26 1.71 0.6267        


Rolling Body: Water Pump Bearing
The Number of Rows: Single
Material: Bearing Steel
Load Direction: Radial Bearing
Separated: Separated
Trademark: OEM
US$ 0/Piece
1 Piece(Min.Order)

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tension pulley

What advantages do tension pulleys offer in material handling and conveyor systems?

Tension pulleys offer several advantages in material handling and conveyor systems, contributing to efficient and reliable operation. Here’s a detailed explanation of the advantages provided by tension pulleys in these systems:

1. Proper Belt Tension: Tension pulleys ensure the proper tension in conveyor belts used in material handling systems. Maintaining optimal tension is crucial for smooth and efficient belt operation. Tension pulleys help prevent belt sagging or excessive slack, ensuring consistent contact between the belt and pulleys, and maximizing the grip and power transfer. Proper belt tension minimizes slippage, enhances belt life, and reduces the risk of jams or disruptions in material flow.

2. Belt Tracking: Tension pulleys assist in maintaining proper belt tracking in conveyor systems. They are often utilized in conjunction with other pulleys, such as idler or snub pulleys, to guide the belt along the desired path. Tension pulleys help ensure that the belt remains aligned and centered on the conveyor, preventing it from wandering off track. Proper belt tracking minimizes belt wear, reduces the risk of damage to the conveyor structure, and improves overall system efficiency.

3. Load Distribution: Tension pulleys contribute to even load distribution across the conveyor belt. They help distribute the tension forces evenly along the belt, preventing localized stress concentrations. This balanced load distribution enhances belt life and minimizes the risk of premature failure or damage. Tension pulleys also ensure that the load is evenly transferred to the supporting structure, preventing excessive strain on specific components.

4. Tension Adjustment: Tension pulleys allow for easy tension adjustment in conveyor systems. Adjustable tension pulleys enable operators to fine-tune the belt tension based on the specific requirements of the material being conveyed. This flexibility ensures optimal tension for various load conditions, preventing excessive tension that can lead to belt damage or insufficient tension that can result in belt slippage. Tension adjustment also facilitates the accommodation of changes in material characteristics or system configurations.

5. Reduced Belt Wear: By maintaining proper tension, tension pulleys help reduce belt wear in material handling and conveyor systems. Insufficient tension can cause belt slippage, leading to accelerated wear and tear. Conversely, excessive tension can result in increased friction and premature belt wear. Tension pulleys ensure the right balance of tension, minimizing belt abrasion and extending belt life. Reduced belt wear translates to lower maintenance costs and improved system reliability.

6. Minimized Noise and Vibrations: Tension pulleys contribute to noise and vibration reduction in material handling and conveyor systems. Properly tensioned belts experience reduced vibrations and oscillations, resulting in quieter operation. The damping effect provided by tension pulleys helps minimize noise levels, creating a more comfortable and productive work environment. Reduced vibrations also contribute to improved system stability and longevity.

7. Improved Efficiency: Overall, tension pulleys enhance the efficiency of material handling and conveyor systems. By maintaining proper belt tension, they optimize power transfer, minimizing energy losses associated with slippage or excessive tension. Efficient power transmission results in improved system performance, reduced downtime, and enhanced productivity. Tension pulleys also contribute to smoother material flow, reducing the risk of jams or blockages that can disrupt operations.

In summary, tension pulleys offer several advantages in material handling and conveyor systems, including proper belt tension, belt tracking, load distribution, tension adjustment, reduced belt wear, minimized noise and vibrations, and improved system efficiency. Their role in maintaining optimal tension and facilitating smooth belt operation enhances the reliability, productivity, and longevity of material handling and conveyor systems.

tension pulley

What maintenance procedures are necessary to ensure the reliability of tension pulleys?

Proper maintenance procedures are essential to ensure the reliability and longevity of tension pulleys. Regular maintenance helps identify and address potential issues before they escalate, minimizing the risk of pulley failure and maximizing their performance. Here are some key maintenance procedures necessary for ensuring the reliability of tension pulleys:

1. Visual Inspection: Perform regular visual inspections of the tension pulleys to check for any signs of wear, damage, or misalignment. Look for worn-out or cracked pulley grooves, bent or loose pulley arms, and any abnormalities in the pulley structure. If any issues are identified, they should be addressed promptly to prevent further damage or failure.

2. Lubrication: Some tension pulleys may require lubrication to minimize friction and ensure smooth rotation. Refer to the manufacturer’s recommendations for the appropriate lubricant type and interval. Apply the lubricant as instructed, taking care not to over-apply, as excessive lubrication can attract dust and debris, leading to pulley slippage or reduced performance.

3. Belt Tension Adjustment: Regularly check the tension of the belts and adjust as necessary. Improper belt tension can result in slippage, reduced power transmission, and premature wear of the belts and pulleys. Follow the manufacturer’s guidelines to determine the correct tension range for the specific application and adjust the tension accordingly using the appropriate tensioning mechanism.

4. Belt Condition Monitoring: Monitor the condition of the belts that are connected to the tension pulleys. Check for signs of wear, cracking, fraying, or stretching. Replace any damaged or worn-out belts promptly to prevent belt failure, which can put excessive strain on the tension pulleys and lead to their premature failure.

5. Alignment: Proper alignment between the tension pulleys and the driven components is crucial for optimal performance and reliability. Misalignment can cause uneven belt wear, increased friction, and premature pulley failure. Regularly check the alignment using alignment tools or laser alignment systems and make adjustments as needed.

6. Cleaning: Keep the tension pulleys clean and free from debris, dust, or buildup. Regularly remove any accumulated dirt or contaminants using a soft brush or cloth. Pay attention to the pulley grooves and ensure they are clear of debris, as obstructions can affect belt engagement and performance.

7. Replacement of Worn Components: Over time, certain components of tension pulleys, such as bearings or bushings, may wear out and require replacement. Monitor the condition of these components during inspections and replace them as needed to maintain the reliability and smooth operation of the tension pulleys.

8. Record-Keeping: Maintain a record of maintenance activities performed on the tension pulleys, including inspection dates, adjustments made, and any repairs or replacements carried out. This record can help track the maintenance history, identify recurring issues, and facilitate future maintenance planning.

It is important to note that maintenance procedures may vary depending on the specific type and design of tension pulleys. Always refer to the manufacturer’s guidelines and recommendations for the particular pulley model to ensure the appropriate maintenance procedures are followed.

By implementing regular maintenance procedures and addressing any identified issues promptly, the reliability of tension pulleys can be enhanced, resulting in improved performance, reduced downtime, and extended service life.

tension pulley

How do tension pulleys help maintain proper belt or cable tension?

Tension pulleys play a critical role in maintaining proper tension in belts or cables within mechanical systems. They are designed to apply the necessary force to keep the belt or cable taut and properly engaged with the pulleys or sheaves. Here’s a detailed explanation of how tension pulleys help maintain proper belt or cable tension:

Tension pulleys are typically placed in the path of the belt or cable and are adjustable to exert the desired amount of tension. They can be fixed in position or spring-loaded to automatically adjust the tension as needed. The specific method of tension adjustment may vary depending on the design and application of the system.

Here are the key mechanisms through which tension pulleys help maintain proper belt or cable tension:

  • Tension Regulation: Tension pulleys allow for precise regulation of belt or cable tension. By adjusting the position or force of the tension pulley, the tension in the belt or cable can be increased or decreased. This adjustability is crucial during system installation, maintenance, or when the belt or cable stretches or wears over time. By fine-tuning the tension, the tension pulley ensures that the belt or cable remains properly tensioned for optimal performance.
  • Preventing Slack: Tension pulleys prevent slack or excessive looseness in belts or cables. When there is insufficient tension, belts or cables can become loose and lose their grip on the pulleys or sheaves. This can lead to slippage, reduced power transmission, and even disengagement from the system. Tension pulleys apply the necessary force to eliminate slack and maintain a tight, secure grip, ensuring effective power transfer and smooth operation.
  • Compensating for Stretching: Over time, belts or cables may stretch due to continuous operation or exposure to loads. Tension pulleys help compensate for this stretching by providing an adjustable tensioning element. As the belt or cable stretches, the tension pulley can be adjusted to increase the tension and restore the proper tension level. This ensures that the belt or cable remains taut and maintains its intended functionality and performance.
  • Ensuring Proper Engagement: Proper tension in belts or cables is vital for their engagement with pulleys or sheaves. Insufficient tension can cause the belt or cable to slip or disengage from the pulleys, resulting in a loss of power transmission and functionality. Tension pulleys apply the necessary force to keep the belt or cable properly engaged, ensuring reliable power transfer and preventing interruptions or failures in the system.
  • Maintaining Consistent Tension: Tension pulleys help maintain a consistent tension in belts or cables under varying operating conditions. Changes in load, temperature, or other factors can affect the tension requirements of the system. Tension pulleys with automatic tensioning mechanisms, such as springs, can adapt to these variations and automatically adjust the tension to keep it within the desired range. This ensures that the belt or cable remains properly tensioned and optimally operational throughout the system’s operation.

In summary, tension pulleys are crucial for maintaining proper tension in belts or cables within mechanical systems. They regulate tension, prevent slack, compensate for stretching, ensure proper engagement, and maintain consistent tension. By fulfilling these functions, tension pulleys contribute to the reliable and efficient operation of various systems, including conveyor belts, cable-driven mechanisms, power transmission systems, and more.

China manufacturer Tension Pulleys/ Vane Pumps/ Angle Grinderscar Water Pump   engine pulleyChina manufacturer Tension Pulleys/ Vane Pumps/ Angle Grinderscar Water Pump   engine pulley
editor by CX


tension pulley

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