PC20 PC30 Radiator Lower Hose Description
The YNF18673 Radiator Lower Hose is an aftermarket replacement component designed for PC20 and PC30 excavator cooling system applications. With OEM reference number 20S-03-31211, this lower radiator hose is developed to support stable coolant circulation between the radiator and engine.
Manufactured from durable heat-resistant rubber, the PC20 PC30 radiator lower hose is designed to withstand continuous coolant flow, engine vibration, and changing operating temperatures. The flexible structure helps maintain reliable sealing performance and supports efficient cooling system operation.
As an important engine cooling component, the radiator lower hose helps complete the coolant circulation process and maintain proper engine temperature. During long-term operation, rubber hoses may become hardened, cracked, or weakened, which can lead to coolant leakage and increased maintenance requirements.
The YNF18673 excavator radiator hose is suitable for machinery parts wholesalers, repair companies, and construction equipment suppliers. With accurate OEM reference matching and stable supply capability, YNF helps B2B buyers improve inventory management and provide efficient maintenance solutions.
PC20 PC30 Radiator Lower Hose Technical Data Sheet
| Parameter |
Specification |
| Product Name |
Radiator Lower Hose |
| YNF Number |
YNF18673 |
| OEM Reference Number |
20S-03-31211 |
| Compatible Models |
PC20 / PC30 Excavator |
| Product Type |
Excavator Cooling System Hose |
| Hose Position |
Lower Radiator Hose |
| Alternative Names |
Radiator Bottom Hose / Coolant Hose / Water Pipe |
| Compatible Brand |
Not Specified |
| Application System |
Engine Cooling System |
| Function |
Coolant Circulation |
| Material |
Heat Resistant Rubber |
| Manufacturing Process |
Rubber Hose Molding |
| Installation Position |
Lower Radiator Connection |
| Working Medium |
Coolant / Water |
| Condition |
New |
| Quality Type |
Aftermarket Replacement |
| Brand |
YNF |
| Origin |
China |
| MOQ |
1 Piece |
| Customization |
Available |
| Packing |
Standard Export Packing |
| Shipping Method |
Sea Freight / Air Freight / Express |
| Payment Terms |
T/T, PayPal, Western Union |
PC20 PC30 Cooling Hose Applications
| Application Field |
Description |
| PC20 Excavator Maintenance |
Lower radiator hose replacement |
| PC30 Excavator Maintenance |
Cooling system hose renewal |
| Engine Cooling System Repair |
Maintains stable coolant circulation |
| Compact Excavator Service |
Supports regular maintenance work |
| Spare Parts Distribution |
Suitable for wholesale inventory supply |
| Repair Workshop Applications |
Improves cooling system repair efficiency |
YNF18673 Radiator Lower Hose Detail Display
Radiator lower hoses transfer coolant between the radiator and engine cooling system. Regular replacement helps prevent coolant leakage, overheating problems, and unnecessary machine downtime.
FAQs
Q: Which excavator models use YNF18673 radiator lower hose?
A: It is designed for PC20 and PC30 excavator cooling system applications.
Q: What is the OEM reference number of this hose?
A: The OEM reference number is 20S-03-31211.
Q: Is this product a lower radiator hose?
A: Yes, this product is installed at the lower section of the radiator cooling system.
