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Another significant advantage of this bearing is its low friction coefficient, which results in reduced energy loss and increased efficiency638 zz bearing. The high speed capability of the 638 ZZ bearing makes it suitable for applications that require high rotational speeds, such as spindle motors and turbochargers.

In terms of installation, four-row tapered roller bearings typically require more attention than standard bearings due to their complexityfour row taper roller bearing. They often come pre-lubricated, but it is essential to ensure that lubrication remains adequate throughout the life of the bearing. Proper maintenance includes regular checks for signs of wear, monitoring the lubricant level, and replacing the lubricant as needed.