Shop A4VSO125 Hydraulic Pump | replacement parts

Pump Housing: The pump housing serves as the main body of the hydraulic pump and provides a sturdy enclosure for all the internal components.

It is typically made of durable materials such as cast iron or steel to withstand high pressures and heavy loads.

Cylinder Block: The cylinder block is a critical part of the A4VSO125 pump responsible for converting mechanical energy into hydraulic energy. It consists of pistons, valve plates, and a swashplate mechanism. The cylinder block needs to be precisely machined to maintain tight tolerances and ensure smooth operation.

Piston Assemblies: The piston assemblies are crucial for generating hydraulic pressure within the pump. They reciprocate within the cylinder block, creating a pumping action. The pistons are usually made of high-strength materials like steel or composite alloys to withstand the pressure and friction during operation.

Valve Plates: Valve plates control the flow of hydraulic fluid within the pump. They consist of a series of precision-machined ports and channels that direct the fluid to the appropriate locations. Valve plates are often made from wear-resistant materials such as steel or composite alloys to ensure long-lasting performance.

Swashplate Mechanism: The swashplate mechanism converts the rotational motion of the drive shaft into a reciprocating motion of the pistons. It consists of a swashplate, a tilting mechanism, and a control system. The swashplate is typically made of hardened steel to withstand the constant friction and load.

Shaft and Bearings: The drive shaft transmits power from an external power source to the pump's internal components. It needs to be strong and durable to handle the torque and rotational forces. Bearings, such as ball or roller bearings, support the shaft and minimize friction, ensuring smooth rotation and reducing wear.

Seals and O-rings: Seals and O-rings play a crucial role in preventing fluid leakage and maintaining the hydraulic system's integrity.

They are usually made of materials with high resistance to pressure, temperature, and chemical exposure, such as nitrile rubber or polyurethane.

Control System Components: The A4VSO125 pump may include various control system components, such as servo valves, solenoids, or electronic controls, depending on the specific application requirements. These components enable precise control of the pump's performance and integration with other hydraulic systems.

 

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