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marras . 17, 2024 14:18 Back to list

6021 bearing dimensions

Understanding 6021 Bearing Dimensions A Comprehensive Overview


In the realm of engineering and machinery, bearings play a crucial role in enabling smooth and efficient rotation and movement. Among the various types of bearings available, the 6021 bearing is a popular choice due to its versatile design and reliable performance. This article delves into the dimensions, applications, and specifications of the 6021 bearing to provide a clearer understanding for engineers, hobbyists, and anyone interested in machinery.


Dimensions of the 6021 Bearing


The 6021 bearing belongs to the 6000 series of deep groove ball bearings, which are characterized by their ability to handle radial and axial loads in both directions. The dimensions of the 6021 bearing are standardized, making it easy to replace and interchange with other bearings in the same series.


1. Inner Diameter (d) The inner diameter of the 6021 bearing is 105 mm. This dimension is critical as it determines the size of the shaft that the bearing will fit onto. A precise fit here is essential for ensuring the bearing operates efficiently without excessive wear.


2. Outer Diameter (D) The outer diameter measures 160 mm. This larger dimension provides the necessary surface area for mounting and distributing loads effectively.


3. Width (B) The width of the 6021 bearing is 26 mm. This dimension is significant, as it influences the bearing's overall load-carrying capacity and its ability to maintain stability under various operational conditions.


4. Weight A typical 6021 bearing weighs approximately 0.95 kg. The weight is important for applications where weight considerations are crucial, such as in automotive or aerospace industries.


Applications of the 6021 Bearing

The 6021 bearing is widely used across various industries due to its robust design and ability to handle high speeds and loads. Some common applications include


6021 bearing dimensions

6021 bearing dimensions

- Electric Motors The 6021 bearing is frequently used in electric motors, where its low friction and high rotational speeds can lead to improved efficiency.


- Industrial Equipment Many types of machinery, including conveyor systems and pumps, rely on the durability and performance of the 6021 bearing to operate smoothly.


- Automotive Applications In the automotive sector, the 6021 bearing is often found in gearboxes, wheel hubs, and suspension systems, contributing to the performance and longevity of vehicles.


- HVAC Systems The bearing is also present in heating, ventilation, and air conditioning systems, where it aids in the efficient movement of fans and blowers.


Specifications


The 6021 bearing is typically made from high-quality steel, which enhances its overall durability and resistance to wear. Additionally, these bearings often come with different sealing options, such as rubber seals (2RS) or metal shields (ZZ), which help to protect the bearing from contaminants and retain lubrication.


Operating temperature ranges, load ratings, and speed limits are also critical specifications to consider. The 6021 bearing can usually accommodate moderate to high radial loads and offers reasonable performance under axial loads, making it suitable for a wide variety of applications.


Conclusion


In summary, the 6021 bearing, with its well-defined dimensions of 105 mm inner diameter, 160 mm outer diameter, and 26 mm width, serves as a reliable component in numerous mechanical applications. Its robust design allows it to efficiently support both radial and axial loads in various environments. Understanding its dimensions and specifications is vital for anyone involved in machinery maintenance and design, ensuring optimal performance and longevity of equipment. For those seeking high reliability and versatility in bearings, the 6021 bearing is an excellent choice that meets contemporary engineering standards.


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