Home > Products > Hydraulic Main Pump >
Excavator Hydraulic Pump K3V140DT-HNOV Construction Machinery Parts Doosan DH300-5 Excavator Main Pump

Excavator Hydraulic Pump K3V140DT-HNOV Construction Machinery Parts Doosan DH300-5 Excavator Main Pump

Excavator hydraulic main pump K3V140DT

Doosan DH300-5 excavator pump

Construction machinery hydraulic pump with warranty

Place of Origin:

China

Model Number:

K3V140DT-HNOV

Chat Now
Request A Quote
Product Details
Color:
Red
Application:
DH300-5
Highlight:

Excavator hydraulic main pump K3V140DT

,

Doosan DH300-5 excavator pump

,

Construction machinery hydraulic pump with warranty

Payment & Shipping Terms
Minimum Order Quantity
1 Pc
Packaging Details
Carton
Delivery Time
3-15days
Payment Terms
T/T
Product Description

Excavator Hydraulic Pump K3V140DT-HNOV Construction Machinery Parts Doosan DH300-5 Excavator Main Pump

Function

As the core hydraulic power unit of excavators, engine-driven main pump converts mechanical power into high-pressure hydraulic oil to drive boom, arm, bucket, travel and swing assemblies.

Product Type

Standard axial variable piston pump; tandem double main pump with rear pilot gear pump for mid & large excavators: main pump 28~35MPa, pilot pump 3~4MPa for pilot control circuit.

Internal Structure

Rotatable piston-cylinder assembly, angle-adjustable swash plate, external flow regulator and distribution valve plate constitute full pump structure; regulator modifies swash angle to adjust displacement, flow speed and fuel cost.

Three Core Control

Constant power avoids engine stall under overload; LS energy-saving control provides on-demand flow; pressure cut-off protects hydraulic parts at maximum working pressure.

Common Faults

Inner leakage or stuck regulator leads to slow operation; locked large displacement causes overload and black smoke; heavy leakage raises oil temperature; air suction creates abnormal pump sound.

Maintenance Advice

Regular replacement of oil and filters, sealed suction pipeline and standard oil level effectively reduce pump failure rate.
Machinery Test Report
Provided
Warranty
3 Months
Video outgoing-inspection
Provided Brand Name
OEM
Place of Origin
China Product Name
Hydraulic Pump
Model
K3V140DT-HNOV MOQ
1 Piece
Quality
High-Quality
Delivery time
7-15 Days
Standard or Nonstandard
Standard
Application
Excavator Machinery
Size
Standard Size
Color  Red

Excavator Hydraulic Pump K3V140DT-HNOV Construction Machinery Parts Doosan DH300-5 Excavator Main Pump 0Excavator Hydraulic Pump K3V140DT-HNOV Construction Machinery Parts Doosan DH300-5 Excavator Main Pump 1Company Profile

Excavator Hydraulic Pump K3V140DT-HNOV Construction Machinery Parts Doosan DH300-5 Excavator Main Pump 2

Excavator Hydraulic Pump K3V140DT-HNOV Construction Machinery Parts Doosan DH300-5 Excavator Main Pump 3

Excavator Hydraulic Pump K3V140DT-HNOV Construction Machinery Parts Doosan DH300-5 Excavator Main Pump 4

Send your inquiry directly to us

Privacy Policy China Good Quality Excavator Machinery Parts Supplier. Copyright © 2026 Lanzhou Fudong Guangqi Trading Co., Ltd . All Rights Reserved.