Lower radiator hose 21M-03-15162 for Komatsu PC600-7/PC650-7, OEM fit, designed for hot coolant return.
OEM standard hose for Komatsu PC600-7 / PC650-7 cooling systems
Transfers cooled fluid from radiator to engine block
Molded rubber design for accurate fit and anti-leak performance
Resists heat, vibration, and pressure during heavy-duty operation
Easy installation and reliable sealing for long service life
YNF16766, replacing part number 21M-03-15162, is a radiator lower hose designed for Komatsu PC600-7 and PC650-7 excavators. It connects the radiator outlet to the engine inlet, playing a vital role in the recirculation of cooled coolant. Built from high-strength, heat-tolerant rubber, this hose endures the thermal and mechanical stress common in high-tonnage excavators. It’s a key part for engine cooling system efficiency and a go-to item for repair stations and global aftermarket suppliers.
| Parameter | Value |
|---|---|
| Product Name | Lower Radiator Hose (下水管) |
| Part Number | 21M-03-15162 |
| YNF Number | YNF16766 |
| Compatible Models | Komatsu PC600-7, PC650-7 |
| Application | Radiator to engine coolant flow return |
| Material | Industrial heat-resistant rubber |
| Category | Excavator Cooling System Components |
| Brand | YNF |
| Origin | China |
| MOQ | 1 PCS |
| Shipping Method | DHL, FedEx, Sea, Air |
| Payment Terms | T/T, Western Union |
| Application Scenario | Description |
|---|---|
| Excavator Cooling Systems | Returns coolant from radiator to engine |
| OEM Replacement Market | Designed to fit Komatsu PC600/650 models |
| Repair Workshops | Essential part for thermal system service |
| International Distributors | In-demand hose for bulk stocking |
Related Products:
Water pump for PC600-7
Radiator fan blades and cores
FAQs:
Can this be used on both PC600 and PC650 models?
Yes, it fits both as per OEM specs.
What material is used?
Heat- and pressure-resistant molded rubber compound.
Can it be shipped by air freight?
Yes, express shipping options are available.
YNF Machinery supplies high-durability lower radiator hoses including 21M-03-15162 for Komatsu PC600-7 and PC650-7. Designed for direct OEM replacement, it ensures proper coolant return under tough working conditions. Ideal for parts wholesalers, repair stations, and maintenance fleets. Request your quote now and streamline your inventory.
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