CATEngine Parts

244-9547 Relief Valve — Cat 320C

This is a relief valve, a crucial safety component in the hydraulic or engine system designed to limit pressure to a safe maximum level. It is manufactured with precision-machined components to ensure accurate pressure regulation, unlike a worn valve that may stick open or closed, leading to system malfunction. Operators might observe erratic hydraulic movements, a constant high-pitched whine, or a loss of system pressure if this valve is not functioning correctly.

Relief Valve – Part No 244-9547 – CAT Spare Part
Part Specifications
BrandCAT
CategoryEngine Parts
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

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Installation & Application Notes

Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeRelief Valve
MaterialSteel, brass
ApplicationHydraulic system pressure regulation / Engine oil pressure control
Service LifeReplace as needed based on performance or inspection
CompatibilityCAT 244-9547
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing relief valve might first manifest as inconsistent system pressure, either too high or too low, or a persistent whining noise from the system. If the valve sticks open, the system will be unable to build adequate pressure, leading to weak or non-functional operation. If it sticks closed, the system is at risk of over-pressurization, potentially damaging pumps, hoses, or seals.

Installation Tip

Ensure the valve seat and mating surfaces are clean and free of debris before installation to guarantee a proper seal. Avoid using excessive force when threading the valve into its port, as this can damage the threads.

Service Note

When replacing the relief valve, inspect the hydraulic fluid or engine oil for contamination and check the pressure gauge or sensor for accuracy.