Upper radiator hose YNF16345 for WA450-3, replaces OEM 421-03-22111.
Upper radiator hose for WA450-3 excavator
Replaces OEM part number 421-03-22111
Transfers hot coolant from engine to radiator
Reinforced rubber construction for durability
Resistant to heat, pressure, and vibration
The YNF16345 Upper Radiator Hose is designed for WA450-3 excavators, replacing OEM part number 421-03-22111. It transfers hot coolant from the engine to the radiator, ensuring efficient cooling and stable engine temperature.
Manufactured from reinforced rubber, this hose resists heat, internal pressure, and vibration. Built to OEM standards, YNF16345 ensures precise fitment, leak-proof performance, and long service life in heavy-duty construction machinery.
| Parameter | Details |
|---|---|
| YNF Part Number | YNF16345 |
| OEM Part Number | 421-03-22111 |
| Product Name | Upper Radiator Hose |
| Machine Model | WA450-3 |
| 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 |
|---|---|
| WA450-3 | Engine cooling upper hose |
| Excavator Maintenance | Radiator inlet coolant line |
| Construction Machinery | Cooling system replacement |
| Engine Temperature Control | Maintains optimal engine operation |
FAQs:
Which machine does this hose fit?
WA450-3
What is the OEM part number?
421-03-22111
Is this hose upper or lower?
Upper radiator hose
Is installation direct-fit?
Yes, OEM-standard
What material is used?
Reinforced rubber
YNF16345 upper radiator hose ensures stable coolant flow from engine to radiator for WA450-3 excavators. Reinforced rubber construction provides durability, leak-proof sealing, and OEM-standard fitment for reliable engine cooling.
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
