CATHydraulic Parts

7J0587 Caterpillar Pump Gp-Vane 7J0587 — Cat

This vane pump assembly is a core component of the machine's hydraulic system, responsible for generating the high-pressure fluid flow required for various functions. Manufactured to strict quality specifications, it provides reliable performance and longevity, unlike worn pumps that exhibit reduced efficiency and internal leakage. Operators may observe a noticeable decrease in hydraulic system power, slower implement speeds, or unusual noises emanating from the pump when it begins to fail.

Caterpillar Pump Gp-Vane 7J0587 – Part No 7J0587 – CAT Spare Part
Part Specifications
BrandCAT
CategoryHydraulic 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

Flush hydraulic lines before fitting new components. Use only manufacturer-specified hydraulic fluid. Check O-rings and backup rings for correct orientation. Bleed air from system after installation.

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

Part TypeVane Pump Assembly
MaterialHardened steel and cast iron
ApplicationMain hydraulic system
Service LifeReplace based on performance degradation or failure
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing vane pump typically presents as a gradual loss of hydraulic power and slower machine functions. If left unaddressed, the pump's internal wear will worsen, leading to increased heat generation and potential cavitation, which can damage other hydraulic components. Continued operation with a compromised pump risks significant downtime and costly repairs to the entire hydraulic system.

Installation Tip

Always prime the new vane pump with clean hydraulic oil before initial startup to prevent dry running. Ensure the drive coupling is correctly aligned to prevent premature shaft or bearing failure.

Service Note

Inspect the hydraulic system's reservoir, filters, and lines for debris or signs of wear when replacing the vane pump.