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Home > Products > Excavator Main Control Valve >
Excavator Komatsu PC120-6 PC130-7 Control Valve with Part Numbers 723-57-11700 723-56-11200 723-56-12101

Excavator Komatsu PC120-6 PC130-7 Control Valve with Part Numbers 723-57-11700 723-56-11200 723-56-12101

723-57-11700

Main Control Valve For Komatsu PC120-6

723-57-11700 main control valve

Place of Origin:

China

Brand Name:

CAVOYD

Certification:

ISO90001

Model Number:

PC120-6 PC130-7

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Excavator Komatsu PC120-6 PC130-7 Control Valve with Part Numbers 723-57-11700 723-56-11200 723-56-12101 Excavator Komatsu PC120-6 PC130-7 Control Valve with Part Numbers 723-57-11700 723-56-11200 723-56-12101 Excavator Komatsu PC120-6 PC130-7 Control Valve with Part Numbers 723-57-11700 723-56-11200 723-56-12101 Excavator Komatsu PC120-6 PC130-7 Control Valve with Part Numbers 723-57-11700 723-56-11200 723-56-12101 Excavator Komatsu PC120-6 PC130-7 Control Valve with Part Numbers 723-57-11700 723-56-11200 723-56-12101
Product Details
Part No:
723-57-11700 723-56-11200 709-90-73100
Packaging Details:
Wooden Case / Cartonwith Foam Protection, Or As Required
Warranty:
6 Months
Transportation Method:
DHL, UPS, FedEx, Sea Freight
Payment Terms:
Western Union, T/T, Assurance
Condition:
New / Rebuilt
Product Name:
Excavator Control Valve
Highlight:

723-57-11700

,

Main Control Valve For Komatsu PC120-6

,

723-57-11700 main control valve

Payment & Shipping Terms
Minimum Order Quantity
1 set
Price
Negotiable
Packaging Details
Wooden Case / Carton with Foam Protection, or as Required
Delivery Time
3-7 Weekdays
Payment Terms
T/T
Supply Ability
100pcs/day
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86--18127821703
280835749@qq.com
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Product Description
PC120-6 PC130-7 Main Control Valve Part Numbers: 723-57-11700 723-56-11200 709-90-73100
Product Overview
PC120-6 PC130-7 Main Control Valve Part Numbers: 723-57-11700, 723-56-11200, 709-90-73100
Common Faults
  • Insufficient swing torque, weak swing performance, difficult slewing under heavy load
  • Unstable swing speed, jerky swing motion and heavy shock during start & stop
  • Abnormal noise of swing motor with housing vibration
  • Oil leakage on motor housing, damaged oil seals and gaskets
  • Wear of internal valve plate and plunger, excessive operating temperature
  • Loss of swing holding pressure, upper structure slewing drift after shutdown
Purchasing Recommendations
  • Verify part numbers and machine serial number to confirm compatibility with Komatsu hydraulic excavator
  • Prioritize OEM parts or high-quality remanufactured parts; be cautious of low-cost generic spare parts
  • Inspect motor housing for cracks, check integrity of port threads and output shaft before acceptance
  • Confirm the swing motor assembly comes with a complete seal kit for easy installation and replacement
  • Request warranty from supplier and retain factory inspection report
  • Check hydraulic oil condition and clean hydraulic circuit to eliminate system contamination during assembly replacement
Product Images
Komatsu PC800-5 PC850-8 Swing Motor Assembly detailed view showing internal components and construction
Detailed internal view of swing motor assembly
Komatsu excavator swing motor assembly external view highlighting mounting points and connection ports
External view showing mounting points and connections
Tags：

control valve assembly

main control valve

main control valve assembly

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Guangzhou Kawo Construction Machinery Co.,Ltd.
With 20 years of professional experience in construction machinery hydraulics, CAVOYD focuses on hydraulic spare parts supply and remanufacturing for excavators, bulldozers and loaders. We mainly supply hydraulic pumps, control valves, swing assemblies, travel assemblies, fan pumps and fan motors. Our parts fit Caterpillar, Komatsu, Volvo, Hitachi, Kobelco, Sany, Doosan and other mainstream brands. We provide high-quality new parts and precision remanufactured parts, serving global clients wit
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