CATEngine Parts

109-4197-0r-7472 Hydraulic Piston Pump — Cat 990

This hydraulic piston pump is a critical component responsible for generating high-pressure fluid flow within the machine's hydraulic system. It is manufactured to meet stringent OEM quality standards, ensuring reliable performance and durability compared to worn units exhibiting reduced flow or pressure. Operators may notice sluggish hydraulic functions, decreased lifting capacity, or unusual pump noise when this component begins to fail.

Hydraulic Piston Pump – Part No 109-4197-0r-7472 – 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 Piston Pump
MaterialHardened Steel Alloy
ApplicationMain Hydraulic System
Service LifeReplace based on performance degradation or 5,000 hours
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial signs of a failing hydraulic piston pump include a noticeable decrease in system pressure and flow rate, leading to slower operation of hydraulic functions. If ignored, the pump's performance will continue to degrade, potentially causing overheating of the hydraulic fluid due to increased internal leakage. Continued operation with a failing pump risks damage to other hydraulic components from insufficient lubrication and erratic pressure.

Installation Tip

Ensure the hydraulic system is thoroughly flushed before installation to remove any debris that could damage the new pump. Avoid overtightening the mounting bolts, as this can distort the pump housing and lead to premature failure.

Service Note

Always inspect and replace the hydraulic filter element when servicing the hydraulic pump.