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Car bearing selection: outer diameter 71mm inner diameter 38mm height 39mm performance advantage
Posted on 2025-06-17

When it comes to the core components of vehicle maintenance and industrial equipment, a high quality automotive bearing is undoubtedly a key element. Today we will take an in-depth look at a special type of bearing-with an outer diameter of 71mm, an inner diameter of 38mm and a height of 39mm-and discuss the significance behind these specific parameters and the outstanding performance they bring.

Automotive bearing appearance

Core Data Decryption: Why Size Is Important

Each type of bearing has its unique purpose and scope of adaptation. For this particular model, the design of the 71mm outer diameter combined with the 38mm inner diameter allows it to withstand large loads while maintaining a small volume, thus meeting space-limited but high load-bearing applications. In addition, the height of 39mm further ensures stability and ease of installation, making it an ideal choice for many modern mechanical devices.

Excellent quality exploration-in-depth analysis of bearing materials and manufacturing process

This bearing uses high-carbon chromium steel as the main raw material. This steel has extremely high hardness and wear resistance, even if it is in high-speed operation for a long time, it will not easily wear or deform. At the same time, precision machining technology and strict quality inspection processes ensure that every component meets industry-leading standards, greatly reducing the coefficient of friction during operation and improving overall efficiency.

Internal Construction Detail

Accurate matching requirements: which models and mechanical devices are suitable for

With the above excellent characteristics, such bearings are widely used in various types of passenger vehicles (such as cars, off-road vehicles) and other areas that require efficient transmission systems. For example, they can be seen in the fields of electric vehicle drive systems or agricultural machinery. No matter what the harsh environmental conditions or complex work situation, can show a reliable level of performance.

Real Case Sharing: How Customers Use This Bearing to Solve Problems

A well-known car company once faced the problem of frequent replacement due to the short life of traditional bearings, which seriously affected the production schedule and cost control. After the introduction of this series, it was found that the new parts significantly improved the original defects, and because the maintenance cycle was extended beyond the expected target, a huge economic return was obtained.

Photos of actual use scenarios

Maintenance guide: key steps to extend service life

In order to make the best use of your investment, be sure to follow the correct maintenance methods to slow down the aging rate.
first of all, regularly check whether the lubricating oil is sufficient and clean and free of impurities; secondly, avoid unnecessary damage caused by dust particles entering the sealing area; finally, once the abnormal sound is detected, stop the machine for maintenance immediately so as not to cause greater losses.

automobile bearing outer diameter 71 inner diameter 38 height 39
automobile bearing outer diameter 71 inner diameter 38 height 39
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