Upper radiator hose YNF04803 for PC400-7, replacing OEM 208-03-71321.
Upper radiator hose for PC400-7 excavator
Replaces OEM number 208-03-71321
Transfers hot coolant from engine to radiator
High-quality reinforced rubber construction
Resistant to heat, pressure, and vibration
The YNF04803 Upper Radiator Hose is designed for PC400-7 excavators. It transfers hot coolant from the engine to the radiator, ensuring proper heat dissipation and maintaining stable engine temperature during operation.
Manufactured from reinforced rubber, this hose provides excellent resistance to high temperatures, internal pressure, vibration, and long-term coolant exposure. Built to OEM standards, YNF04803 guarantees precise fitment, reliable sealing, and long service life for heavy-duty construction machinery.
| Parameter | Details |
|---|---|
| YNF Part Number | YNF04803 |
| OEM Reference Number | 208-03-71321 |
| Product Name | Upper Radiator Hose |
| Machine Model | PC400-7 |
| Hose Type | Coolant / Water Hose |
| Position | Radiator Upper |
| Material | Reinforced rubber |
| Function | Transfers hot coolant to radiator |
| Installation Type | Direct replacement |
| Condition | New |
| Brand | YNF |
| Origin | China |
| MOQ | 1 Piece |
| Shipping Method | 1. Air 2. Sea 3. Express |
| Payment Terms | 1. T/T 2. PayPal 3. Western Union |
| Application Area | Description |
|---|---|
| PC400-7 | Engine cooling upper hose |
| Construction Machinery | Radiator inlet coolant line |
| Excavator Maintenance | Cooling system replacement |
| Heavy-Duty Equipment | Engine temperature regulation |
FAQs:
Which machine does this hose fit?
PC400-7
Which OEM number does it replace?
208-03-71321
Is this upper or lower hose?
Upper radiator hose
Is it direct-fit replacement?
Yes, OEM-standard
Minimum order quantity?
One piece
YNF04803 upper radiator hose ensures reliable coolant transfer from the engine to the radiator for PC400-7 excavators. Reinforced rubber construction provides durability, leak-proof sealing, and OEM-standard fitment for efficient engine cooling under heavy-duty working conditions.
Product name: Controller ECU Machine brand: Komatsu excavator parts Part number: 7834-21-7000 7834-21-7002 Excavator model: PC290-6 PC290LC-6 PC290LC-6k Purchasing code: […]
Part number: 6745-11-5710 Part name: Muffler Silencer Tube Model: Komatsu PC300-8
Part number: 425-33-00111 Product name: Durocone Floating Seal Assembly Machine brand: Komatsu Model: HD605, HD785, HYDRAULIC, WA500, WA600, WD600
