CATEngine Parts

177-0280 Hydraulic Pump — Cat 3306

This hydraulic pump is the heart of the machine's hydraulic system, generating the flow and pressure necessary for operating implements and functions. It is built to OEM quality standards, offering robust performance and longevity, unlike a worn pump that may exhibit reduced flow, internal leakage, or noisy operation. Operators may experience slow or unresponsive hydraulic functions, a whining or groaning noise from the pump, or a noticeable loss of power when this component is failing.

Hydraulic Pump – Part No 177-0280 – 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
MaterialCast iron and steel components
ApplicationMain hydraulic system
Service LifeReplace as needed based on performance
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial symptoms of a failing hydraulic pump include a noticeable decrease in the speed and power of hydraulic functions, often accompanied by increased operating temperatures. If ignored, the pump's internal wear will worsen, leading to intermittent or complete loss of hydraulic power. The ultimate risk is severe damage to other hydraulic components due to insufficient lubrication or contamination from pump wear.

Installation Tip

Ensure the hydraulic system is completely drained and that all lines are properly flushed before installing the new pump to prevent contamination. Never run the pump dry; always prime it with hydraulic fluid before initial startup.

Service Note

When replacing the hydraulic pump, always inspect and replace the hydraulic filter, and check the hydraulic fluid level and condition.