CATEngine Parts

329-2589 Oil Seal — Cat 236D 242D3

This oil seal is a critical sealing component designed to prevent lubricant leakage from rotating shafts and housings within the engine or drivetrain. Manufactured to precise OEM dimensions and material standards, it provides a reliable barrier unlike a worn or cracked seal that allows oil to escape. Operators may notice oil stains under the equipment, a low oil level, or a burning smell from oil contacting hot engine parts when this seal fails.

Oil Seal – Part No 329-2589 – 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 TypeOil Seal
MaterialNBR rubber with metal reinforcement
ApplicationEngine shaft sealing
Service LifeReplace every 4,000 hrs or as needed
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first sign of a failing oil seal is typically a small, localized oil leak around the shaft it is intended to seal. If left unaddressed, the leak will likely worsen, leading to significant oil loss and potential contamination of surrounding components. Continued operation with a leaking seal can result in insufficient lubrication for the affected part, potentially causing premature wear or failure.

Installation Tip

Carefully inspect the shaft surface for any nicks or burrs that could damage the new seal during installation. Ensure the seal is pressed in squarely and not cocked.

Service Note

When replacing an oil seal, inspect the shaft for wear or scoring that might necessitate shaft repair or replacement.