CAT 320C Hydraulic Pump Line 3G-2720 Aftermarket Replacement: Solving Excavator Faults with High-Quality Diesel Engine Parts

Direct Manufacturer & Custom Engine Parts

We are your source manufacturer for engine liner kit customization. As an export-oriented factory, we offer factory direct sales on all components.

Explore Custom Liner Kits for:

  • Cummins QSB6.7 Liner Kit

  • Komatsu 6D107 Liner Kit

  • Caterpillar C7 Liner Kit

  • Isuzu 4HK1 Liner Kit

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The Ultimate Solution for Caterpillar 320C Hydraulic System Integrity

When operating Caterpillar heavy equipment, maintaining hydraulic integrity is paramount. Our high-quality Caterpillar 320C Hydraulic Pump Line replacement, identified by part numbers 3G-2720 and 3G2720, is designed as a direct, durable alternative to address common hydraulic system faults like pressure loss or fluid leaks. This component is essential for resolving system anomalies and ensuring the continuous, efficient operation of your 320C excavator.

Key Features of the CAT 320C Hydraulic Pump Line (3G-2720)

  • Precision Fitment: Engineered specifically for the Caterpillar 320C Excavator Hydraulic System.

  • Durable Construction: Built with robust materials to withstand high operating pressures in heavy construction machinery.

  • Fault Prevention: Direct replacement component that helps prevent common hydraulic hose failures and leaks.

  • Application: Use for excavator or construction machinery, particularly in demanding environments.

  • Cross-Reference: Easily traceable using both the dashed (3G-2720) and clean (3G2720) part numbers.

Caterpillar 320C Hydraulic Pump Line Product Information

BrandModelProduct NamePart Number (Standard)Part Number (Clean)
Caterpillar320CHydraulic Pump Line3G-27203G2720

Honour Time Machinery Limited: Your Global Partner for Diesel Engine Parts

Honour Time Machinery Limited specializes in providing total solutions for heavy machinery. We focus on engine assembly and a complete range of engine components for major brands, including CumminsKomatsuCaterpillarIsuzuKubotaYanmar, and Weichai. Whether you need a Trusted Isuzu 4HK1 Liner Kit Supplier or a Durable Komatsu 6D107 Engine Assembly, we have the quality replacement parts you require.

Our core product line includes high-demand items like cylinder block and cylinder head components, complete overhaul gasket kits for construction, and precision piston ring sets for excavators. We stock reliable Yanmar 4TNV98 crankshaft bearingsconnecting rod bearings for diesel engines, and thrust washer kits for engine overhaul. We also supply complete engine bearing sets for heavy machineryfuel injector nozzle replacements, and advanced turbocharger systems for CAT. For your power system, we offer high-performance water pump and oil pump componentsdiesel pump repair parts, and Genuine Cummins QSB6.7 Piston and Ring Sets. Trust us for High-Quality Caterpillar 320C Hydraulic Pump Line Replacement and Heavy Duty Weichai WP10 Valve Guide components, ensuring long-term performance and reliability.

Comprehensive Range of Engine Parts We Provide

Liner Kit
Piston
Piston Ring
Gasket Kit
Gasket Head
Crankshaft
Valve Guide
Nozzle
Bearing (Main & Rod)
Pressure Switch
Flameout Solenoid
Monitor
Radiator
Main Valve
Belt
Cylinder Block
Valve Seat
Accelerator Motor
Transmitter
Fan Cooling
Other Engine Parts

Technical Glossary: Key Construction Machinery Components

1. Piston Ring Definition

A metallic ring that seals the gap between the piston and the cylinder wall. Installed in the Piston grooves.

Keyword Example: Komatsu 6D107 Piston Ring

2. Flameout Solenoid Definition

An electrical device that cuts off the fuel supply to stop the engine. Installed on the Fuel Pump or Injection Pump.

Keyword Example: Cummins QSB6.7 Flameout Solenoid

3. Thrust Washer Definition

A semi-circular bearing that manages axial movement (fore and aft) of the crankshaft. Installed around the Crankshaft/Main Bearing Cap.

Keyword Example: Isuzu 4HK1 Thrust Washer

4. Main Valve Definition

The primary control valve that directs hydraulic fluid to various actuators (cylinders, motors). Installed in the Hydraulic Control Valve Block.

Keyword Example: Caterpillar 320C Main Valve

5. Valve Guide Definition

A cylindrical insert that guides the valve stem, ensuring smooth operation. Pressed into the Cylinder Head.

Keyword Example: Yanmar 4TNV98 Valve Guide

6. Crankshaft Definition

The component that converts the reciprocating motion of the pistons into rotational motion. Located in the Cylinder Block (Engine bottom end).

Keyword Example: Kubota V2203 Crankshaft

7. Turbocharger Definition

A device that uses exhaust gases to spin a turbine, compressing air into the engine to increase power. Mounted on the Exhaust Manifold.

Keyword Example: Weichai WP10 Turbocharger

8. Radiator Definition

A heat exchanger used to cool the engine by circulating coolant. Located at the front of the Engine Compartment.

Keyword Example: Isuzu 6BG1 Radiator

9. Nozzle (Fuel Injector) Definition

The part of the injector that sprays atomized fuel into the combustion chamber. Located at the tip of the Fuel Injector (in the Cylinder Head).

Keyword Example: Yanmar 4TNE88 Nozzle

10. Accelerator Motor Definition

An electronic motor that controls the throttle or engine speed based on operator input. Typically located near the Throttle Linkage or Fuel Pump.

Keyword Example: Komatsu PC200-8 Accelerator Motor

Maintenance Tip: Preventing Overheating on Komatsu PC200-8

Troubleshooting: If your Komatsu PC200-8 experiences repeated overheating, first check the radiator fins for blockage and the coolant level. A common cause is a faulty Water Pump or a failing fan belt. Ensure the fan belt tension is correct and replace the Water Pump at the first sign of leakage or noise. Regular maintenance includes replacing the coolant and pressure cap annually to avoid unnecessary pressure buildup which can lead to premature hose (like the Hydraulic Pump Line) failure.

Engine Models We Support - From Cummins to Yanmar

BrandModels
Komatsu3D82, 3D84, 4D105, 6D95, 6D108, 6D110, 4D84, 4D95, 6D102, 6D105, 6D114, 6D170
KOBELCOJ05E, 6D34T, 6D16, J08E, 6D22T, 6D24T, 6D16T, 6D34
CATERPILLAR3114, 3116, C4, C6, 3064T, S6K, C7, C-9, C13
Mitsubishi4D34, 4D24, K4M, S3Q2, 6D16, 6D24, S4KT, 6D40
ISUZU3LD1, 4LE1, 4BG1, 4HK1, 6SD1, 6WG1, 4LE2, 4JB1, 6BG1, 6HK1, 6WF1
Yanmar4D88E, 4TNE84, 4TNV88, 4TNV94L, 4TNE88, 4TNE94, 4TNV98, 4TNV106
HINOJ05E, J08E, V25C, EF750, P11C, V21C, H06CT, H07D
CUMMINSQSB6.7, QSM11-C, B5.9-C, B3.9-C, QSM11, C8.3-C
VOLVOD6D, D6E, D9E, D12D, D7D, D7E, D12E, D16D

Trade and Specification Overview

AttributeDetail
Model NO.CAT 320C / 3G-2720
Product NameHydraulic Pump Line
ApplicationExcavator / Construction Machinery
CertificationISO 9001, CE (Implied Quality Certifications)
ConditionNew Aftermarket Replacement
Transport PackageCarton / Secure Packaging
SpecificationOEM Standard Dimensions and Pressure Rating for 3G-2720
TrademarkHonour Time Machinery Limited (HTM)
OriginChina (High-Quality Manufacturing Hub)
Production Capacity5000 PCS/Year (Estimated for Engine Components)
Payment TermsT/T, Western Union, MoneyGram
Delivery MethodsExpress: DHL, FedEx, EMS, UPS or by Air/Sea

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Honour Time Machinery Limited is a leading supplier specializing in high-quality diesel engine assemblies and spare parts for construction machinery. We proudly serve the global aftermarket with reliable components for CumminsKomatsuCaterpillar, and more.

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