CATBearing & Bushing

3g1076 Bearing — Cat 320C 320D

This is a precision-engineered bearing designed to ensure smooth rotational movement and support loads within the hydraulic or drivetrain systems of Caterpillar excavators and loaders. Manufactured to meet exacting OEM standards, it provides superior longevity and performance compared to a worn bearing. Operators may observe increased hydraulic system noise, sluggish operation, or component overheating when this bearing begins to fail.

Bearing – Part No 3g1076 – 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
MaterialSteel alloy
ApplicationHydraulic system / Drivetrain
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing 3G1076 bearing might initially produce a whining or grinding noise from the hydraulic system. If left unaddressed, this can lead to reduced hydraulic performance, overheating, and potential internal damage to the pump or motor. The consequence of a seized bearing is a complete loss of function in the affected hydraulic circuit, halting machine operation.

Installation Tip

Before installing, ensure the bearing bore is meticulously clean and free of any residual debris or old lubricant. Avoid applying heat directly to the bearing itself; use a proper induction heater or press.

Service Note

Inspect the shaft or housing for any signs of scoring or wear that could affect the sealing or performance of the new bearing.