LJ017800 Relief Valve Description
The YNF18683G LJ017800 Relief Valve is an important hydraulic pressure control component designed for excavator hydraulic systems. Installed in the hydraulic control circuit, the relief valve regulates system pressure by releasing excess hydraulic oil when pressure exceeds the preset range, helping protect hydraulic pumps, control valves, cylinders, and other key components.
Manufactured with precision machining technology and durable hydraulic materials, this valve provides accurate pressure control, reliable sealing performance, and stable operation during continuous working conditions. The improved quality construction helps ensure dependable performance and longer service life in demanding excavator applications.
The LJ017800 hydraulic relief valve is suitable for hydraulic system repair, maintenance, and overhaul. It helps replace worn or damaged pressure control components, restore proper hydraulic pressure balance, and improve the overall reliability of construction machinery.
LJ017800 Relief Valve Technical Data Sheet
| Parameter |
Specification |
| YNF Part Number |
YNF18683G |
| OEM Part Number |
LJ017800 |
| Product Name |
Relief Valve |
| Alternative Name |
Hydraulic Relief Valve / Pressure Control Valve |
| Product Type |
Hydraulic Control Component |
| Function |
Hydraulic Pressure Regulation |
| Installation Position |
Hydraulic Control Valve System |
| Material |
High-Strength Hydraulic Materials |
| Manufacturing Process |
Precision Machining |
| Application |
Excavator Hydraulic System |
| Quality Type |
Good Quality Aftermarket Replacement |
| Condition |
New |
| Brand |
YNF |
| Origin |
China |
| MOQ |
1 Piece |
| Shipping Method |
Air, Sea, Express |
| Payment Terms |
T/T, PayPal, Western Union |
LJ017800 Relief Valve Applications
| Application |
Description |
| Excavator Hydraulic System |
Relief valve replacement |
| Main Control Valve Assembly |
Hydraulic pressure regulation |
| Hydraulic Circuit Protection |
Prevents excessive pressure |
| Hydraulic Repair Service |
Replaces damaged valve components |
| Equipment Maintenance |
Restores hydraulic system performance |
| Construction Machinery |
Supports stable hydraulic operation |
LJ017800 Relief Valve Detail Display
The LJ017800 Relief Valve is a hydraulic pressure control component that regulates system pressure and protects excavator hydraulic components from overload conditions.
A worn relief valve may cause unstable pressure, reduced hydraulic efficiency, or abnormal machine performance. Replacing the valve helps restore reliable hydraulic operation.
FAQ
Q: What is the function of the LJ017800 relief valve?
A: It regulates hydraulic pressure and protects the hydraulic system from excessive pressure.
Q: Is this suitable for excavator hydraulic systems?
A: Yes. It is designed for compatible excavator hydraulic applications.
Q: What quality type is this product?
A: This is a good quality aftermarket replacement relief valve.
