Water Pump 119810-42001 Yanmar 3TNV/3TNE Komatsu 3D Series Engine Cooling Pump Engine Parts
The 119810-42001 is a water pump assembly used in diesel engine cooling systems, primarily responsible for circulating coolant to maintain the engine's normal operating temperature. It is typically installed on engines equipped with Yanmar 3TNE/3TNV series or Komatsu 3D series engines, using a drive impeller to circulate coolant along the water jacket, radiator, and water channels to maintain the engine's normal operating temperature.
| Part Number |
119810-42001 |
| Type |
Water Pump |
| Material |
Metal pump body + gasket |
| Function |
Circulating cooling water, heat dissipation and cooling |
| Installation Method |
Connection to engine timing side or water jacket side |
| Structural Composition |
Pump body + impeller + pump shaft + seal |
Features and Advantages
Core Cooling Function: Responsible for circulating engine coolant, effectively removing engine heat and preventing overheating.
Durable Structure: Constructed with an all-metal pump body and impeller, improving corrosion resistance and service life.
High Compatibility: Standard mounting interface design adapts to various diesel engine models.
Stable Operating Performance: Maintains reliable cooling circulation under high temperature and high load conditions.
119810-42001 Engine Water Pump Assembly Integrated Structure, Suitable for Yanmar 3TNE82 / Komatsu 3D82 Excavators

PC27R-8 Cooling System Water Pump 119810-42001 Display Image

3TNV75 Engine Water Pump Side Structure Diagram, Showing Pump Body Mounting Interface

Water Pump Shaft and Bearing Structure, Supporting Impeller Rotation

Komatsu Engine Water Pump Body Front View, Showing Coolant Inlet and Outlet

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Frequently Asked Questions
Q1: What is your main products?
A1: We are specialized in the excavator engine spare parts, for example Main cylinder block, cylinder head, crankshaft, Engine assembly, piston, cylinder liner, piston ring, camshaft, connecting rod, oil pump, water pump, valve series products, movement, etc. almost all parts of the entire engine.
Q2: Do you test all products before shipping?
A2: Yes, we conduct 100% testing before shipping.
Q3: Which engine models is this Water Motor compatible with?
A3: This product is designed for specific diesel engine models. If you can provide the engine model or original part number, we can confirm compatibility before shipping to avoid incompatibility issues.
Q4: Can you provide cross-reference information for OEM part numbers?
A4: Yes, we support original part interchange. Please provide the original part number, and we will verify the replacement part accordingly.
Q5: What should I do if there is a problem with the product?
A5: Our products undergo professional testing and are of very stable quality. If you do find any problems, please contact us. We have a professional after-sales team to help you solve the problem.
Why Choose Us?
• Over 20 years of experience specializing in construction machinery, engines, and parts – with stable experience supplying mainstream brands and models.
• Extensive experience in model matching enables us to provide customers with accurate parts selection, reducing procurement risks.
• A long-term, stable, and reliable supply system ensures reliable product sourcing and meets continuous procurement needs.
• For product information or quotations, our professional team will provide you with detailed answers immediately upon receiving your request.