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Your Position: Home - Other Hardware - 6840 Bearing vs. 6204 Bearing: Which Is Better for You?

6840 Bearing vs. 6204 Bearing: Which Is Better for You?

Author: Helen

Feb. 06, 2026

When choosing the right bearing for your machinery or projects, two popular options are the 6840 bearing and the 6204 bearing. Understanding their differences can help you make an informed decision that boosts your performance.

Are you interested in learning more about 6840 Bearing? Contact us today to secure an expert consultation!

Overview of 6840 Bearing

The 6840 bearing is a deep groove ball bearing, specifically designed for applications needing high-speed and low-friction performance. It features an inner diameter of 200 mm, an outer diameter of 250 mm, and a width of 24 mm. This bearing excels in environments with moderate loads.

Key Features of the 6840 Bearing

  • High Speed Capability: This bearing handles high rotational speeds efficiently.
  • Versatile Applications: It’s commonly used in industrial machinery, electric motors, and automotive applications.
  • Low Friction Design: Its design minimizes friction, enhancing efficiency and reducing energy consumption.

Overview of 6204 Bearing

The 6204 bearing is another popular choice among engineers and manufacturers. This deep groove ball bearing is smaller, with an inner diameter of 20 mm, an outer diameter of 47 mm, and a width of 14 mm. Its compact size makes it a great choice for limited space situations.

Key Features of the 6204 Bearing

  • Compact Design: Its smaller dimensions allow for fitting in tight spaces.
  • Widely Used: Commonly found in household appliances and automotive components.
  • Effective Load Handling: This bearing can handle both axial and radial loads effectively.

6840 Bearing vs. 6204 Bearing: A Comparative Analysis

Load Capacity

The 6840 bearing generally supports higher loads compared to the 6204. Its larger size allows it to carry heavier workloads in rigorous applications. For tasks that require robust support, the 6840 bearing is often the preferred choice.

Speed Rating

When it comes to speed, the 6840 bearing also has an advantage. Its design facilitates higher rotational speeds than the 6204 bearing. If your application requires fast operation, the 6840 bearing emerges as a superior option.

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Space and Size Considerations


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On the flip side, the 6204 bearing excels in scenarios where space is limited. Due to its smaller size, it is ideal for compact machinery or devices. If your design constrains space, the 6204 bearing is the right choice.

Cost and Availability

Generally, the 6204 bearing is more economical and readily available in the market. If budget constraints are a priority for you, this option can be very appealing. However, investing in the 6840 bearing may yield better long-term results for demanding applications.

Conclusion: Which Bearing Should You Choose?

Ultimately, choosing between the 6840 bearing and the 6204 bearing depends on your specific needs. If your project requires high speed and load capacity, the 6840 bearing stands out as the preferred option. Its efficiency and versatility can greatly benefit various industrial and mechanical applications.

On the other hand, if you’re working with compact machinery and need a cost-effective solution, the 6204 bearing excels in that domain. Its ability to handle adequate loads while being space-efficient makes it a reliable choice.

In conclusion, weigh your project requirements against the advantages of each bearing. Whether you opt for the robust 6840 bearing or the compact 6204 bearing, making an informed decision will lead to successful outcomes in your applications. Each bearing has its unique benefits, ensuring you can find the perfect fit for your machinery needs.

For more Deep Groove Ball Bearinginformation, please contact us. We will provide professional answers.

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