Hydraulic safety valve 148-1925 for CAT 140H and 160H hydraulic control accessories
The 148-1925 hydraulic safety valve features a robust steel valve body and precision internal structure design, enabling it to maintain stable response under high-pressure conditions. It is a crucial component in hydraulic systems, ensuring operational safety and extending the lifespan of critical components. Suitable for equipment repair, replacement, and hydraulic system maintenance.
| Part Number |
148-1925 |
| Type |
Hydraulic Safety Valve |
| Valve Body Material |
High-strength steel valve body |
| Function |
Overpressure protection in hydraulic systems |
| Applicable Systems |
Hydraulic transmission and control circuits in construction machinery |
Features and Advantages
Original Equipment Manufacturer (OEM) Matching: Designed to CAT hydraulic system standards for high compatibility.
Automatic Pressure Relief Protection: Automatically activates when system pressure exceeds limits, reducing overpressure risk.
High-Strength Valve Body: Steel construction, excellent pressure resistance, suitable for harsh operating conditions.
Stable and Reliable: Internal spring and valve core structure ensure consistent repeatable action.
Maintenance-Friendly: Standard interface design for easy replacement and system maintenance.
Installation Instructions
Confirm 148-1925 Match the safety valve to the equipment's hydraulic system specifications.
Install after shutting down and fully releasing the hydraulic system pressure.
Clean the installation interface to prevent impurities from entering the hydraulic circuit.
Install the safety valve in the designated position and tighten it to the specified torque.
After starting the system, check for leaks and confirm that the pressure relief function is normal.






Frequently Asked Questions
Q1: What is your main products?
A1: We are specialized in the excavator engine spare parts, for example Main cylinder block, cylinder head, crankshaft, Engine assembly, piston, cylinder liner, piston ring, camshaft, connecting rod, oil pump, water pump, valve series products, movement, etc. almost all parts of the entire engine.
Q2: Do you test all products before shipping?
A2: Yes, we conduct 100% testing before shipping.
Q3: Which engine models is this Hydraulic Safety Valve compatible with?
A3: This product is designed for specific diesel engine models. If you can provide the engine model or original part number, we can confirm compatibility before shipping to avoid incompatibility issues.
Q4: Can you provide cross-reference information for OEM part numbers?
A4: Yes, we support original part interchange. Please provide the original part number, and we will verify the replacement part accordingly.
Q5: What should I do if there is a problem with the product?
A5: Our products undergo professional testing and are of very stable quality. If you do find any problems, please contact us. We have a professional after-sales team to help you solve the problem.
Why Choose Us?
• Over 20 years of experience specializing in construction machinery, engines, and parts – with stable experience supplying mainstream brands and models.
• Extensive experience in model matching enables us to provide customers with accurate parts selection, reducing procurement risks.
• A long-term, stable, and reliable supply system ensures reliable product sourcing and meets continuous procurement needs.
• For product information or quotations, our professional team will provide you with detailed answers immediately upon receiving your request.