CATBearing & Bushing

1564593 1B3978 — Cat D10R D6H

This is a heavy-duty bearing designed to reduce friction and support rotational loads within the power train or undercarriage systems of Caterpillar equipment. It is manufactured to meet stringent OEM quality standards, ensuring superior durability and performance compared to worn components exhibiting excessive play or noise. Operators may notice increased vibration, grinding sounds, or difficulty in component movement when this bearing begins to fail.

1B3978 – Part No 1564593 – 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 TypeBearing
MaterialHardened Steel Alloy
ApplicationPower train or undercarriage
Service LifeReplace based on inspection or 2,500 hours
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial signs of failure may include a subtle increase in operational noise or slight resistance during component movement. If left unaddressed, the bearing can degrade further, leading to significant vibration and accelerated wear on adjacent components. Continued operation with a failing bearing risks severe damage to the supported assembly, potentially causing operational downtime.

Installation Tip

Ensure the mounting bore is clean and free of debris before attempting installation, as contaminants can compromise the bearing seat. Avoid using excessive force or hammering directly on the bearing during installation, which can damage the raceways or seals.

Service Note

Inspect the surrounding shaft or housing for wear and ensure the lubrication system is functioning correctly.