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Belparts Excavator PSVL-42CG E305.5 374-2025 Hydraulic Main Pump

Place of Origin:Made in China
Brand Name:Belparts
Model Number:E305.5
Minimum Order Quantity:1 piece
Price:Negotiable price
Payment Terms:T/T, Paypal and Trade Assurance
Supply Ability:1000pieces
Product Details
Highlight:

Belparts excavator hydraulic main pump

,

PSVL-42CG hydraulic main pump

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E305.5 hydraulic main pump

Model: E305.5
Part Number: 374-2025
Appliion: Crawler Excavator Parts
Name: Hydraulic Pump Assembly
Power: Hydraulic
Condition: New
Place Of Origin: Guangdong, China
Shipment: By Express, By Air, By Sea
Product Description

Belparts excavator PSVL-42CG E305.5 374-2025 hydraulic main pump

 

 

The hydraulic pump converts mechanical energy into hydraulic energy to power the excavator's hydraulic system. When the engine drives the pump shaft to rotate, the internal pistons or gear sets create oil suction and compression processes, forming a high-pressure oil flow. Belparts hydraulic pumps feature variable displacement design that automatically adjusts output flow according to load requirements, achieving high energy efficiency.

 

Product name

Belparts excavator hydraulic main pump

Place of Origin:

China(mainland)

Model:

E305.5 

Part number:

374-2025

Payment term:

T/T & PayPal

Delivery time:

Within 2 days after receiving the payment

Packing:

Standard exporting packing or as required

 

 

 

          A typical hydraulic pump consists of the following key parts:

 

Proper maintenance extends the hydraulic pump’s lifespan and ensures optimal performance:

  • Housing/Casing – Protects internal components and maintains structural integrity.

  • Drive Shaft – Transmits power from the engine to the pump mechanism.

  • Rotating Group (Gears, Pistons, or Vanes) – Generates fluid flow and pressure.

  • Inlet & Outlet Ports – Allow hydraulic fluid to enter and exit the pump.

  • Pressure Relief Valve – Prevents system overload by diverting excess fluid.

  • Seals & Bearings – Ensure leak-free operation and reduce friction.

  •  

  •  
  • Regular Inspection: Check for leaks, unusual noises, and pressure drops.

  • Fluid Management: Use high-quality hydraulic oil and replace it as per manufacturer recommendations.

  • Filter Replacement: Clean or replace filters to prevent contamination.

  • Seal & Bearing Maintenance: Inspect and replace worn seals and bearings periodically.

  • Professional Servicing: For major repairs (e.g., piston or gear replacement), consult a certified technician.

Belparts Excavator PSVL-42CG E305.5 374-2025 Hydraulic Main Pump

Belparts Excavator PSVL-42CG E305.5 374-2025 Hydraulic Main Pump

 

Overall Rating
5.0
★★★★★
★★★★★
Based on 50 reviews recently
5 star
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All Reviews
  • J
    Jeff
    South Africa Mar 20.2026
    ★★★★★
    ★★★★★
    This OEM-quality hydraulic pump fits my machine perfectly, and it runs very well on it.
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