CATEngine Parts

3n-4968-6d-1734 Bearing Assembly — Cat 3116 3208

This is a Bearing Assembly, a critical component within the engine's rotating assembly, typically found in the crankshaft or camshaft system. It is manufactured to precise tolerances, providing smooth, low-friction rotation and supporting heavy loads, unlike a worn bearing that exhibits excessive play. Operators might hear knocking or grinding noises from the engine, or experience a significant loss of oil pressure if this bearing fails.

Bearing Assembly – Part No 3n-4968-6d-1734 – 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 TypeBearing Assembly
MaterialSteel Alloy with Babbitt Lining
ApplicationEngine Rotating Assembly (Crankshaft/Camshaft)
Service LifeReplace based on engine overhaul schedule or inspection
CompatibilityCAT 3116, 3208 Engines
ConditionNew — OEM specification aftermarket

Failure Symptoms

The initial symptom of a failing bearing assembly is often an audible knocking or rattling sound from the engine, especially under load. As the bearing degrades, this noise will intensify, and oil pressure may begin to drop. Continued operation risks severe damage to the crankshaft and connecting rods, potentially leading to engine seizure.

Installation Tip

Ensure all bearing surfaces and the corresponding journals on the crankshaft or camshaft are meticulously cleaned and lubricated with clean engine oil before assembly. Never mix old and new bearings, and always use a torque wrench to tighten bearing caps to the manufacturer's specifications.

Service Note

Inspect the crankshaft or camshaft journals for scoring or damage, and check the oil pump for adequate pressure when replacing bearing assemblies.