CATEngine Parts

3g-2238 Hydraulic Pump Cartridge — Cat 3306 3406

This hydraulic pump cartridge is a precision-engineered assembly that forms the core of a hydraulic pump, generating the flow and pressure needed for equipment functions. It is manufactured to exact tolerances, ensuring optimal performance and longevity compared to a worn cartridge with damaged vanes or seals. Operators may experience slow or erratic hydraulic functions, such as loader arm movement or steering, if this cartridge fails.

Hydraulic Pump Cartridge – Part No 3g-2238 – 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 TypeHydraulic Pump Cartridge Kit
MaterialHardened steel and buna-N seals
ApplicationMain hydraulic system pump
Service LifeReplace as needed based on hydraulic performance
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first indication of a failing hydraulic pump cartridge is often a noticeable sluggishness or inconsistency in hydraulic functions. If ignored, this can progress to a complete loss of hydraulic power, rendering the equipment inoperable. Continued use with a degraded cartridge risks damage to other hydraulic components due to poor fluid quality and insufficient lubrication.

Installation Tip

Carefully inspect the pump housing for any scoring or wear that could compromise the new cartridge's seal. Ensure all O-rings and seals on the new cartridge are properly lubricated with clean hydraulic fluid before assembly.

Service Note

Inspect the hydraulic fluid for contamination and consider replacing the hydraulic filter.