CATEngine Parts

109-0868 Floating Seal — Cat C13 3406

This floating seal is a critical component of the engine's lubrication system, designed to prevent oil leakage and contamination. It maintains a tight seal between rotating and stationary parts, ensuring optimal oil pressure and engine health, unlike a worn seal which allows fluid loss and debris ingress. Operators may notice oil leaks around the engine block or hear unusual engine noises when this seal begins to fail.

Floating Seal – Part No 109-0868 – 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 TypeFloating Seal
MaterialRubber and Metal Composite
ApplicationEngine Lubrication System
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial signs of a failing floating seal often include visible oil seepage around the engine casing. If left unaddressed, this seepage can escalate to significant oil loss, potentially leading to low oil pressure warnings. Continued operation with a compromised seal risks increased internal engine wear due to inadequate lubrication.

Installation Tip

Ensure the sealing surfaces on both the shaft and housing are meticulously clean and free of any burrs or debris before installation. Avoid using excessive force or improper tools, which can damage the seal lip during seating.

Service Note

Inspect the crankshaft or camshaft surfaces where the seal rides for any scoring or wear that could compromise the new seal's performance.