Hot sale K5V212 Excavator Main Pump | replacement parts

Piston and Cylinder Block Assembly: The piston and cylinder block assembly is a crucial component of the main pump.

It consists of pistons that reciprocate within cylinder blocks to generate hydraulic pressure. Over time, these components can experience wear or damage, leading to reduced pump efficiency. High-quality replacement piston and cylinder block assemblies ensure optimal performance and hydraulic power delivery.

Valve Plate Assembly: The valve plate assembly plays a vital role in controlling the flow of hydraulic fluid within the main pump. It comprises valve plates that direct the hydraulic fluid to different parts of the pump for specific functions. If the valve plates become worn or damaged, they can result in decreased pump performance and efficiency. Replacing the valve plate assembly ensures proper flow control and reliable operation of the excavator.

Shaft and Bearing Set: The shaft and bearing set in the main pump are responsible for transferring power and supporting rotating parts. Continuous use and heavy loads can lead to wear or damage to the shaft and bearings over time. Replacing the shaft and bearing set helps maintain smooth operation and reduces the risk of pump failure.

Seals and O-rings: Seals and O-rings are critical components that prevent hydraulic fluid leakage and maintain system pressure. These small parts can experience wear, leading to leaks and reduced performance. Replacement seals and O-rings made from durable materials ensure proper sealing, reducing the risk of hydraulic fluid loss and maintaining optimal pump operation.

Drive Shaft and Coupling: The drive shaft and coupling transmit power from the excavator's engine to the main pump. If the drive shaft or coupling becomes worn or damaged, it can result in power loss or erratic pump operation. Replacing these components with high-quality replacements helps maintain efficient power transfer and overall pump performance.

Ball Bearings and Thrust Plates: The main pump incorporates ball bearings and thrust plates that support rotating parts and reduce friction. Over time, these components can wear out or become damaged, leading to increased vibration and decreased efficiency. Replacing worn ball bearings and thrust plates enhances the pump's reliability and extends its operational life.

Housing and Cover: The housing and cover of the main pump provide protection and support for the internal components.

Damaged or cracked housing and cover can compromise the structural integrity of the pump and introduce contaminants. Replacement housing and cover components ensure proper alignment and help safeguard the internal parts from external elements.

 

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