CATBearing & Bushing

8N5339 Bearing — Cat 619C Engine: D343

This is a general-purpose bearing, often used in various engine or chassis applications to support rotating shafts and reduce friction. It is manufactured to meet stringent OEM quality standards, offering superior wear resistance compared to a damaged bearing that may show signs of pitting or brinelling. Operators might observe increased noise, vibration, or binding in the affected system if this bearing fails.

Bearing – Part No 8N5339 – CAT Spare Part
Part Specifications
BrandCAT
CategoryBearing & Bushing
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

Never strike bearings directly — use a bearing press or driver set. Heat housing (not bearing) to ease installation. Replace bearings in sets where applicable. Check housing bore diameter before fitting — out-of-round bores destroy new bearings.

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

Part TypeGeneral Bearing
MaterialSteel alloy with bearing material
ApplicationEngine or chassis component support
Service LifeReplace based on inspection or failure symptoms
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early indications of failure may include unusual noises such as grinding or humming from the affected component. If ignored, the bearing can seize, leading to increased friction, heat, and potential damage to the shaft or housing. Continued operation risks component seizure and immobilization.

Installation Tip

Thoroughly clean the bearing bore and the shaft it will support, removing all old lubricant and debris. Ensure the bearing is pressed in perfectly square to prevent cocking and premature failure.

Service Note

Inspect the shaft and housing for wear or damage that could affect the new bearing's performance.