YNF17454 9283609 relief valve protects excavator main and secondary boom circuits with stable pressure control.
OEM-equivalent replacement for 9283609 boom relief valve
Controls hydraulic pressure in main & secondary boom systems
Prevents cylinder overload and hydraulic shock
High-strength steel construction ensures long durability
Precision valve core provides consistent pressure release
The YNF17454 9283609 relief valve is a critical hydraulic component designed to regulate pressure in the main and secondary boom circuits of excavators. Its function is to automatically relieve excess hydraulic pressure to prevent failures in boom cylinders, hoses, and the overall hydraulic system.
Manufactured using precision CNC machining and hardened alloy steel, this valve offers exceptional stability, accurate pressure calibration, and fast response under heavy load. Its robust internal structure ensures long-term reliability even in demanding excavation, mining, and construction environments.
As an OEM-equivalent replacement, the YNF17454 valve fits seamlessly into existing hydraulic systems and is widely trusted by machine repair workshops, fleet maintenance teams, and global aftermarket distributors. Replacing old or malfunctioning relief valves improves boom safety, reduces downtime, and protects hydraulic components from costly damage.
| Parameter | Details |
|---|---|
| YNF Part Number | YNF17454 |
| OEM Number | 9283609 |
| Product Type | Hydraulic Relief Valve |
| Function | Releases excess hydraulic pressure in boom circuits |
| Application | Excavator main boom & secondary boom systems |
| Material | Hardened alloy steel |
| Resistance | High pressure, heat, hydraulic impact |
| Installation | Direct OEM replacement |
| Brand | YNF |
| Origin | China |
| MOQ | 1 Piece |
| Shipping | Sea, Air, Express |
| Payment Terms | T/T, PayPal, Western Union |
| Application Area | Description |
|---|---|
| Main Boom Hydraulic Circuit | Prevents overpressure and ensures cylinder protection |
| Secondary Boom Circuit | Ensures hydraulic stability under heavy-duty operation |
| Excavator Hydraulic Repairs | Used to replace worn or leaking relief valves |
| Aftermarket Distribution | Suitable for hydraulic spare parts suppliers |
Related Products:
Main Boom Safety Valve
Secondary Boom Pressure Relief Valve
Hydraulic Control Valve Components
Excavator Boom Cylinder Seal Kits
FAQs：
Q: What does the 9283609 relief valve do?
A: It releases excess hydraulic pressure to protect the boom system.
Q: Is it suitable for both main and secondary boom circuits?
A: Yes, it is designed for both applications.
Q: Why replace the boom relief valve?
A: To prevent hydraulic overload, cylinder damage, and system failure.
The YNF17454 9283609 relief valve provides reliable hydraulic protection for excavator boom systems. Built to withstand extreme pressure and heavy workload conditions, it ensures smooth and safe boom operation. YNF Machinery supplies high-quality, cost-effective replacement valves with stable stock and fast worldwide shipping. Contact us today for your quotation.
