LIUGONG Overflow Valve
Part Number: 12C0086 | Hydraulic System Pressure Control
The LIUGONG Overflow Valve (P/N: 12C0086) is a high-precision safety component designed for the hydraulic systems of LIUGONG Wheel Loaders. Primarily used in the steering and working hydraulic circuits of models like the ZL50C, 855, and 856, this valve ensures that system pressure remains within safe operational limits. By bypassing excess fluid back to the reservoir, it protects pumps, hoses, and cylinders from catastrophic pressure spikes.
Technical Specifications
| Parameter | Details |
|---|---|
| Part Number | 12C0086 |
| Compatibility | LIUGONG ZL50C, 855, 855N, 856, 856H Wheel Loaders |
| Function | Pressure Relief / Steering System Protection |
| Material | High-Grade Alloy Steel (Hardened for Wear Resistance) |
| Net Weight | Approx. 0.5 kg – 0.8 kg |
Why Sourcing 12C0086 from ARCHER?
Original Factory Standard
Our 12C0086 valves meet LIUGONG OEM specifications, ensuring the correct pressure cracking point and reseat pressure.
Precision Spring Calibration
Internal springs are fatigue-tested to maintain constant pressure settings even after millions of cycles.
Direct Bolt-On Fit
Machined to exact thread and seal dimensions for a leak-free installation in the steering valve block.
Inquire for LIUGONG 12C0086
Genuine Quality & Stock Available for International Shipping.






