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K7V63DTP-9Y2C Hydraulic Main Pump SH130-5 Excavator Piston Pump Excavator Hydraulic Pump for Construction Machinery Parts

K7V63DTP-9Y2C Hydraulic Main Pump SH130-5 Excavator Piston Pump Excavator Hydraulic Pump for Construction Machinery Parts

SH130-5 hydraulic main pump

excavator piston pump

construction machinery hydraulic pump

Place of Origin:

China

Model Number:

K7V63DTP-9Y2C

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Product Details
Color:
Gray
Application:
SH130-5
Material:
Cast Iron
Highlight:

SH130-5 hydraulic main pump

,

excavator piston pump

,

construction machinery hydraulic pump

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

K7V63DTP-9Y2C Hydraulic Main Pump SH130-5 Excavator Piston Pump Excavator Hydraulic Pump for Construction Machinery Parts

Functions

Being the core power component of excavator hydraulic circuit, main pump converts engine mechanical power into high-pressure hydraulic oil to drive boom, arm, bucket, walking and swing hydraulic motors.

Classification

Axial variable piston pump is standard for excavators; medium & large excavators equip combined dual main pump plus rear integrated pilot gear pump.
Dual main pump works independently at 28~35MPa for compound movement; rear pilot pump works at 3~4MPa to supply pilot control oil for handles and valve spools.

Structure

Cylinder block with multiple pistons completes oil pumping while rotating; swash plate angle determines pump displacement; side regulator modifies swash plate position by hydraulic signal to adjust flow speed and fuel consumption; valve plate isolates inlet and high-pressure outlet.

Core Controls

Constant power reduces displacement with growing load to stop engine stall; LS control supplies needed flow only for fuel economy; pressure cut-off shrinks displacement to minimum at max pressure to protect hydraulic fittings.

Fault Description

Internal leakage or blocked regulator leads to slow machine speed; fixed large-displacement regulator causes overload stall and black exhaust; heavy leakage increases oil temperature; air ingress, lack of oil or damaged inner parts produce abnormal pump sound.

Maintenance Tips

Change hydraulic fluid and filters on schedule, seal oil suction pipeline and maintain standard oil level to extend pump service life.
Machinery Test Report
Provided
Warranty
3 Months
Video outgoing-inspection
Provided Brand Name
OEM
Place of Origin
China Product Name
Hydraulic Pump
Model
K7V63DTP-9Y2C MOQ
1 Piece
Quality
High-Quality
Delivery time
7-15 Days
Standard or Nonstandard
Standard
Application
Excavator Machinery
Size
Standard Size
Color  Grey
 K7V63DTP-9Y2C Hydraulic Main Pump SH130-5 Excavator Piston Pump Excavator Hydraulic Pump for Construction Machinery Parts
K7V63DTP-9Y2C Hydraulic Main Pump SH130-5 Excavator Piston Pump Excavator Hydraulic Pump for Construction Machinery PartsCompany Profile
K7V63DTP-9Y2C Hydraulic Main Pump SH130-5 Excavator Piston Pump Excavator Hydraulic Pump for Construction Machinery Parts
K7V63DTP-9Y2C Hydraulic Main Pump SH130-5 Excavator Piston Pump Excavator Hydraulic Pump for Construction Machinery Parts
K7V63DTP-9Y2C Hydraulic Main Pump SH130-5 Excavator Piston Pump Excavator Hydraulic Pump for Construction Machinery Parts

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