Your reliable source for construction machinery components, designed to replace OEM parts and resolve common system failures.
As a specialized source for engine components, we offer direct factory sales and custom development services for various engine cylinder liners, ideal for foreign trade export. We are the source manufacturer, guaranteeing superior quality for your specific engine needs. We support customized dimensions and material specifications for:
CUMMINS QSB6.7 Cylinder Liner
KOMATSU 4D95 Liner Kit
CATERPILLAR 3116 Engine Cylinder Liner
ISUZU 4HK1 Piston Liner
Our replacement parts are engineered to meet or exceed OEM specifications, providing a cost-effective and high-quality domestic alternative for critical machine systems.
Ensure your JCB backhoe loader maintains optimal hydraulic pressure and flow with our premium pump. This component is essential for smooth operation and power delivery in demanding environments. Part Numbers: 20925580, 20925580, 332F9030, 332F9030. This replacement JCB Hydraulic Pump is commonly used in JCB 3CX and JCB 4CX backhoe loaders, solving issues like slow lifting and reduced implement speed.
The Komatsu Float Switch is a vital sensor for monitoring fluid levels (e.g., fuel or coolant). A faulty switch can lead to inaccurate gauge readings or unnecessary error codes. Our high-precision alternative restores system accuracy. Part Numbers: 7861-92-4800, 7861924800. This switch is crucial for reliable performance in Komatsu PC200-8 and similar excavator models.
Precision Fit: Direct fit for JCB 3CX and JCB 4CX Backhoe Loaders (Pumps 20925580, 332F9030).
Reliable Sensing: High-precision sensor for reliable fuel tank level monitoring in Komatsu PC200-8 (Switch 7861-92-4800).
Fault Resolution: Engineered to resolve common system pressure, flow rate, and fluid level warning faults.
Heavy-Duty Durability: Robust construction for long-term service in demanding construction machinery operations.
OEM-Level Quality: Manufactured to strict standards, ensuring long service life and minimizing equipment downtime.
We specialize in engine overhaul kits and individual components, supporting major construction equipment brands like CUMMINS, KOMATSU, CATERPILLAR, ISUZU, and YANMAR. Our main engine products include cylinder liner, piston, piston ring, crankshaft bearing, connecting rod bearing, thrust washer, gasket kit, diesel pump, injector, crankshaft, turbocharger, water pump, oil pump, cylinder block, cylinder head, and connecting rod.
| Engine Overhaul Components | Sealing & Fluid Components | Control & Electrical Parts | Structural Components |
|---|---|---|---|
| Liner Kit | Gasket Kit | Pressure Switch | Radiator |
| Piston | Gasket Head | Flameout Solenoid | Cylinder Block |
| Piston Ring | Nozzle | Monitor | Valve Seat |
| Engine Bearing | Main Valve | Accelerator Motor | Fan Cooling |
| Crankshaft | Valve Guide | Transmitter | Belt |
Our expansive inventory covers engines from Komatsu, KOBELCO, CATERPILLAR, Mitsubishi, ISUZU, Yanmar, HINO, CUMMINS, and VOLVO.
| Brand | Models |
|---|---|
| Komatsu | 3D82, 3D84, 4D105, 6D95, 6D108, 6D110, 4D84, 4D95, 6D102, 6D105, 6D114, 6D170 |
| KOBELCO | J05E, 6D34T, 6D16, J08E, 6D22T, 6D24T, 6D16T, 6D34 |
| CATERPILLAR | 3114, 3116, C4, C6, 3064T, S6K, C7, C-9, C13 |
| Mitsubishi | 4D34, 4D24, K4M, S3Q2, 6D16, 6D24, S4KT, 6D40 |
| ISUZU | 3LD1, 4LE1, 4BG1, 4HK1, 6SD1, 6WG1, 4LE2, 4JB1, 6BG1, 6HK1, 6WF1 |
| Yanmar | 4D88E, 4TNE84, 4TNV88, 4TNV94L, 4TNE88, 4TNE94, 4TNV98, 4TNV106 |
| HINO | J05E, J08E, V25C, EF750, P11C, V21C, H06CT, H07D |
| CUMMINS | QSB6.7, QSM11-C, B5.9-C, B3.9-C, QSM11, C8.3-C |
| VOLVO | D6D, D6E, D9E, D12D, D7D, D7E, D12E, D16D |
Detailed technical and logistical information for the JCB Hydraulic Pump 20925580 and Komatsu Float Switch 7861-92-4800.
| Attribute | JCB Hydraulic Pump (20925580) | Komatsu Float Switch (7861-92-4800) |
|---|---|---|
| Model NO. | 20925580 / 332F9030 | 7861-92-4800 / 7861924800 |
| Product Name | Hydraulic Gear Pump | Fuel/Coolant Float Level Sensor |
| Application | JCB 3CX 4CX Backhoe Loaders | Komatsu PC200-8 Excavator |
| Certification | ISO 9001:2015 Compliant | CE Certified |
| Condition | Brand New | Brand New |
| Specification | High Pressure, Double Gear Pump | High-Precision Magnetic Sensing |
| Trademark | Honour Time Alternative | Honour Time Alternative |
| Origin | China | China |
| Production Capacity | 5000PCS/Year | 5000PCS/Year |
| Transport Package | Reinforced Carton Packaging | |
| Payment Terms | T/T, Western Union, MoneyGram | |
| Delivery Methods | Express: DHL, FedEx, EMS, UPS or by Air / Sea Freight | |
Understanding the function of key components is essential for maintenance and repair. We provide precise parts for specific models:
CATERPILLAR 3114 Piston: Located in the engine cylinder, converts combustion force into mechanical energy.
KOMATSU 6D105 Liner Kit: Installed in the cylinder block, forms the inner wall of the cylinder.
CUMMINS B5.9-C Crankshaft: Located in the engine block, converts linear motion of the piston into rotational motion.
ISUZU 4BG1 Gasket Head: Positioned between the cylinder block and cylinder head, seals the combustion chamber.
YANMAR 4TNV88 Main Valve: Installed in the hydraulic system, controls the direction and flow of hydraulic fluid (vital for JCB and Komatsu systems).
WEICHAI WP10 Bearing: Located in the engine block and connecting rod, supports rotating parts like the crankshaft.
KUBOTA V2403 Accelerator Motor: Installed near the fuel system, controls engine speed/throttle position.
HINO J05E Water Pump: Mounted on the engine block, circulates coolant to prevent overheating.
VOLVO D12D Radiator: Located in front of the engine, dissipates heat from the circulating coolant.
MITSUBISHI 6D16 Flameout Solenoid: Installed near the fuel injection pump, controls the cutoff of fuel flow to stop the engine.
Symptom: A loud whining or rattling noise is heard from the hydraulic pump area on a JCB 3CX Backhoe Loader, especially under load. This can be a sign of the JCB Hydraulic Pump 20925580 drawing air (cavitation) or containing contaminated fluid.
Solution: First, check the hydraulic fluid level and ensure the suction line is properly sealed to prevent air leaks. If the fluid is clean and the level is correct, the noise may indicate internal wear in the pump or a clogged filter. Regular replacement of hydraulic filters and scheduled oil changes are essential preventative measures to extend the life of your JCB Pump.
Using a complete engine overhaul kit (which includes gasket head, piston rings, main bearing, and thrust washer) ensures all critical sealing and wear components are replaced simultaneously, maximizing the lifespan of a rebuilt engine like the CUMMINS B5.9-C.
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