DX340LCA Radiator Hose Description
The YNF18481 420109-00189 Radiator Hose is an aftermarket cooling system replacement component designed for DX340LCA and DX345LCA excavator applications. This middle radiator hose is developed to maintain efficient coolant circulation within the engine cooling system, helping the machine achieve stable operating temperature during heavy-duty work.
Manufactured from durable heat-resistant rubber, the DX340LCA middle radiator hose provides reliable flexibility, sealing performance, and resistance to continuous exposure from coolant and engine heat. The hose structure is designed to withstand vibration, pressure changes, and demanding construction environments.
As an important connection component in the excavator cooling system, the middle radiator hose helps maintain the correct coolant flow path between cooling components. When hoses become aged, hardened, or damaged after long-term operation, coolant leakage and engine overheating risks may increase.
The YNF18481 excavator radiator hose is suitable for machinery parts distributors, repair companies, and construction equipment suppliers. With OEM reference matching and stable aftermarket supply, YNF helps B2B buyers improve inventory efficiency and provide reliable cooling system maintenance solutions.
DX345LCA Radiator Hose Technical Data Sheet
| Parameter |
Specification |
| Product Name |
Middle Radiator Hose |
| YNF Number |
YNF18481 |
| OEM Reference Number |
420109-00189 |
| Compatible Models |
DX340LCA / DX345LCA Excavator |
| Product Type |
Excavator Cooling System Hose |
| Hose Position |
Middle Radiator Hose |
| Alternative Names |
Center Radiator Hose / Coolant Hose / Water Hose |
| Compatible Brand |
Not Specified |
| Application System |
Engine Cooling System |
| Function |
Coolant Circulation |
| Material |
Heat Resistant Rubber |
| Manufacturing Process |
Rubber Hose Molding |
| Installation Position |
Middle Cooling System Connection |
| Working Medium |
Coolant / Water |
| Condition |
New |
| Quality Type |
Aftermarket Replacement |
| Brand |
YNF |
| Origin |
China |
| MOQ |
1 Piece |
| Customization |
Available |
| Packing |
Export Standard Packing |
| Shipping Method |
Sea Freight / Air Freight / Express |
| Payment Terms |
T/T, PayPal, Western Union |
DX340LCA Cooling Hose Applications
| Application Field |
Description |
| DX340LCA Excavator Maintenance |
Middle radiator hose replacement |
| DX345LCA Excavator Service |
Cooling system hose repair |
| Engine Cooling System |
Maintains stable coolant circulation |
| Heavy Construction Equipment Repair |
Supports regular maintenance work |
| Excavator Parts Distribution |
Suitable for wholesale inventory supply |
| Repair Workshop Service |
Helps reduce cooling system downtime |
YNF18481 DX340LCA Radiator Hose Detail Display
Product Knowledge
Middle radiator hoses connect different sections of the cooling system and help maintain continuous coolant circulation. Regular replacement helps prevent leakage and cooling system failures.
FAQs
Q: Which excavator models use YNF18481 radiator hose?
A: It is designed for DX340LCA and DX345LCA excavator cooling systems.
Q: What is the OEM reference number?
A: The OEM reference number is 420109-00189.
Q: Is this hose an upper, lower, or middle hose?
A: This product is a middle radiator hose installed in the center section of the cooling system.
