805003 Wheel Bearing Truck Hub Unit 805003A.H195 Truck Bearing BTH0055 Truck Wheel Hub Bearing BTH0022 VKBA5412 201034 SET1310 BSSD

Description of Truck Wheel Hub Bearings

The Truck Hub Unit (THU) consists of an outer ring, two inner rings each with a row of tapered rollers. It is supplied completely assembled, ready for installation and already contains seals and lifetime lubrication. This enables the garage to safely install and quickly repair the defective wheel bearing. Thanks to the best component quality, satisfied customers and a faultless ride over a long period of time are guaranteed.

Truck wheel hub bearings are a type of bearing specifically designed for trucks, whose main function is to support the wheels and reduce friction, ensuring the stability and safety of truck operation. This type of bearing is usually composed of tapered roller bearings, which have the characteristics of pre adjustment, lubrication, and sealing to simplify installation and extend service life.

The design and working principle of truck wheel hub bearings are based on the basic mechanical concepts of rolling friction and torque transmission. It includes an inner ring, an outer ring, rolling elements, and a cage, which reduce friction by rotating rolling elements (usually steel balls or rollers), allowing the wheel to rotate freely. In addition, wheel hub bearings also need to withstand axial and radial loads to ensure stable operation under various operating conditions.

The advantages of truck wheel hub bearings include pre adjustment, easy installation, lubrication, and sealing, which simplify the installation process, reduce the possibility of installation errors, and thus lower maintenance costs. In addition, this type of bearing can withstand extreme operating conditions, reduce the need for frequent maintenance, and improve the reliability and attendance of trucks.

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