CAT303.5E 010540 Upper Radiator Hose Description
The YNF18666 010540 Radiator Hose is an upper coolant hose designed for compatible CAT303.5E excavator cooling systems. This hose connects the radiator and engine cooling circuit, helping transfer coolant efficiently and maintain proper engine temperature during machine operation.
Manufactured from high-quality rubber material, this upper radiator hose provides excellent flexibility, heat resistance, and pressure durability. The reinforced structure helps withstand engine vibration, temperature changes, and continuous working conditions in construction environments.
The 010540 upper radiator hose is suitable for excavator repair, maintenance, and replacement applications. Replacing aged, cracked, or damaged coolant hoses helps reduce leakage risks, maintain stable cooling performance, and support reliable engine operation.
CAT303.5E 010540 Radiator Hose Technical Data Sheet
| Parameter |
Specification |
| YNF Part Number |
YNF18666 |
| OEM Part Number |
010540 |
| Compatible Model |
CAT303.5E |
| Brand |
CAT |
| Product Name |
Radiator Hose |
| Alternative Name |
Upper Radiator Hose / Coolant Hose |
| Product Type |
Engine Cooling System Component |
| Position |
Upper Radiator Hose |
| Function |
Coolant Circulation |
| Material |
High-Quality Rubber |
| Manufacturing Process |
Rubber Molding |
| Application |
CAT303.5E Excavator Cooling System |
| Quality Type |
Aftermarket Replacement |
| Condition |
New |
| Brand |
YNF |
| Origin |
China |
| MOQ |
1 Piece |
| Shipping Method |
Air, Sea, Express |
| Payment Terms |
T/T, PayPal, Western Union |
CAT303.5E 010540 Upper Radiator Hose Applications
| Application |
Description |
| CAT303.5E Excavator |
Upper radiator hose replacement |
| Engine Cooling System |
Transfers coolant between components |
| Radiator Assembly |
Connects radiator and engine |
| Excavator Maintenance |
Replaces worn coolant hoses |
| Construction Machinery |
Supports stable cooling operation |
| Repair Workshop |
Suitable replacement component |
CAT303.5E 010540 Upper Radiator Hose Detail Display
The CAT303.5E Radiator Hose is an upper coolant hose designed to maintain stable coolant circulation and support reliable engine cooling performance.
A damaged radiator hose may cause coolant leakage, overheating risks, or reduced machine efficiency. Replacing the hose helps maintain proper cooling system operation.
FAQ
Q: Which machine uses the 010540 radiator hose?
A: It is designed for compatible CAT303.5E excavator cooling system applications.
Q: Is this an upper or lower radiator hose?
A: This is an upper radiator hose installed in the upper cooling circuit.
Q: Is this a new replacement hose?
A: Yes. It is a new aftermarket radiator hose replacement.
