CATCab & Body Parts

76975 3 Set Oil Seal Kit — Cat Pump 4Dnx25Gsi 4Dnx27Gsi

This is a kit containing three oil seals, designed to replace critical sealing components in hydraulic pumps or similar rotating machinery. Manufactured to precise specifications, it ensures effective sealing against fluid loss and contaminant ingress, unlike worn or damaged individual seals. Operators may observe hydraulic fluid leaks or a decrease in system performance if these seals fail.

3 Set Oil Seal Kit – Part No 76975 – CAT Spare Part
Part Specifications
BrandCAT
CategoryCab & Body 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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Parts Trading Company  ·  Mumbai, Est. 1956  ·  Same-day dispatch  ·  Ships worldwide  ·  GST invoice included

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Installation & Application Notes

Clean mating surfaces before fitting cab seals to prevent air and water ingress. Use correct adhesive for glass bonding — structural automotive adhesive, not silicone. Check wiring harness routing when replacing doors or panels.

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

Part TypeOil Seal Kit (3 seals)
MaterialRubber, Steel
ApplicationHydraulic Pump System
Service LifeReplace as needed due to wear or damage
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The initial symptom of failing oil seals in a pump is typically a visible hydraulic fluid leak. If ignored, this can lead to a significant loss of hydraulic fluid, potentially causing pump cavitation or overheating. The ultimate consequence is reduced system efficiency and possible damage to the hydraulic pump or other system components.

Installation Tip

Before installing the new seals, carefully clean the pump housing and shaft surfaces to remove any debris or old seal material. Ensure each seal is oriented correctly and seated flush to prevent immediate leakage or damage.

Service Note

When replacing oil seals in a hydraulic pump, it is advisable to inspect the pump shaft for scoring or wear and to check the hydraulic fluid for contamination.