CATBearing & Bushing

6S3609 Bearing — Cat D3B/C D4B/C

This is a heavy-duty bearing designed to reduce friction and support rotational loads within various machine components. It is manufactured to meet stringent Caterpillar standards, ensuring superior durability and performance compared to a worn or damaged bearing that would exhibit increased play and noise. Operators may notice increased vibration, audible grinding noises, or a noticeable decrease in component operational smoothness when this bearing begins to fail.

Bearing – Part No 6S3609 – 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 TypeBall Bearing
MaterialHardened Steel
ApplicationGeneral machine component support
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial signs of failure may include a faint humming or grinding sound that intensifies with speed. If left unaddressed, the bearing will continue to degrade, leading to increased vibration and potential seizure of the component it supports. Continued operation with a failing bearing risks damage to adjacent components and potential operational downtime.

Installation Tip

Ensure the bearing housing is meticulously clean before installation to prevent contamination from entering the bearing races. Avoid using excessive force or hammering directly on the bearing during installation, as this can damage the delicate internal components.

Service Note

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