Upper radiator hose for Komatsu PC35MR-3; flexible, heat-resistant replacement.
Perfect Fit for Komatsu PC35MR-3: Fully compatible with original part number 22L-03-21171.
High-Temperature Resistance: Made of durable EPDM rubber to handle hot coolant fluid.
Flexible Structure: Designed to fit tight engine compartments without stress cracking.
OEM-Level Reliability: Engineered to match factory specifications for sealing and flow.
Ready for Wholesale Orders: Stable supply for resellers and repair centers.
YNF16678, referencing OEM part 22L-03-21171, is the upper radiator hose used in the Komatsu PC35MR-3 excavator’s cooling system. Its primary function is to channel heated coolant from the engine to the radiator efficiently. Constructed from high-grade EPDM rubber, this hose withstands high temperatures and pressure fluctuations without deformation or leaks. The internal diameter and curvature are designed for a precise fit, minimizing installation time and risk of leakage. Whether you’re maintaining fleet vehicles or supplying repair shops, this radiator hose ensures performance consistency and long-term durability.
| Item | Description |
|---|---|
| Applicable Machine Model | Komatsu PC35MR-3 |
| Part Number | 22L-03-21171 |
| YNF Number | YNF16678 |
| Product Type | Radiator Hose / Upper Water Hose |
| Installation Position | Engine Cooling System – Upper |
| Material | EPDM Rubber |
| Function | Transfers coolant from engine to radiator |
| Brand | YNF |
| Country of Origin | China |
| MOQ | 1 piece |
| Shipping Method | Express, Air, Sea |
| Payment Method | T/T, PayPal, L/C |
| Application Area | Description |
|---|---|
| Excavator cooling systems | PC35MR-3 engine coolant flow |
| Equipment maintenance & repair | Essential replacement in overheating prevention |
| Spare parts inventory | High turnover item for engine parts resellers |
| Engine rebuild kits | Included in full cooling system repair kits |
| Fleet maintenance | Suitable for long-term reliability replacement |
Related Products:
PC35MR-3 lower radiator hose
Thermostat and coolant sensor for PC35 series
Engine water pump for Komatsu mini excavators
FAQs:
Is this hose heat-resistant? Yes, it’s made of EPDM material tested for engine cooling systems.
What engine model is this used with? Designed for Komatsu PC35MR-3 with standard cooling setup.
Do you offer full hose kits? Yes, inquire for upper + lower radiator hose combos.
Looking for a durable upper radiator hose for Komatsu PC35MR-3? YNF16678 provides a reliable solution with accurate fitment and thermal resistance. Trusted by repair workshops and resellers worldwide. Contact us now for factory-direct pricing and quick shipment.
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