CATEngine Parts

195-3577 Piston Pump — Cat 3126 950G

This is a CAT Piston Pump, a critical component within the hydraulic system responsible for generating high-pressure fluid flow. It is engineered to precise specifications, ensuring reliable performance and durability, unlike a worn pump that exhibits reduced output and internal leakage. Operators might observe sluggish hydraulic functions, a whining noise from the pump, or a loss of system pressure when this part is failing.

Piston Pump – Part No 195-3577 – 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 TypePiston Pump
MaterialHardened steel and aluminum alloy
ApplicationHydraulic system
Service LifeReplace based on performance degradation or 5,000-8,000 hrs
CompatibilityCAT 195-3577
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first indication of a failing piston pump is often a noticeable slowdown in hydraulic system response or a decrease in lifting/digging power. If left unaddressed, the pump's efficiency will continue to degrade, leading to inconsistent operation and potential overheating of the hydraulic fluid. The ultimate consequence is the inability to perform critical hydraulic functions, halting equipment operation.

Installation Tip

Thoroughly clean the mounting surface and ensure all hydraulic lines are free of debris before installation. Avoid forcing the pump onto the drive shaft, as this can cause damage.

Service Note

When replacing the piston pump, it is crucial to inspect and clean the hydraulic reservoir, filters, and cooler for any signs of wear material.