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Genuine Weichai Common Rail Pressure Relief Valve 612630080306 – SINOTRUK Fuel System Safety Component
The 612630080306 pressure relief valve is an essential safety component for Weichai common rail systems in SINOTRUK vehicles, designed to prevent catastrophic fuel system failures by precisely regulating rail pressure. This CNC-machined valve features calibrated spring tension and tungsten carbide sealing surfaces for reliable operation under extreme conditions.
Technical Specifications:
Parameter
Specification
Part Number
612630080306
Body Material
42CrMo4 alloy steel
Seal Material
Viton FKM
Activation Pressure
1800±20 bar
Reset Pressure
1650 bar
Flow Capacity
12L/min at 2000bar
Thread Size
M12×1.5
Torque Setting
55Nm ±5%
Temperature Range
-40°C to +150°C
Compatibility
WP10/WP12 2019-2025 CR systems
Key Features:
• Laser-etched pressure calibration data
• Pre-set with nitrogen-charged dampener
• Triple-stage filtration (40μm/25μm/10μm)
• Gold-plated electrical contacts
• Serialized for traceability
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