CATBearing & Bushing

4i5071 Bearing — Cat 330 330 FM L

This is a robust bearing designed for critical pivot or rotational points in Caterpillar hydraulic systems or undercarriage components. Manufactured to precise OEM standards, it offers exceptional load-bearing capacity and smooth operation, outperforming worn or damaged units. Operators might observe increased hydraulic system noise, sluggish movement, or binding in the affected component when this bearing begins to fail.

Bearing – Part No 4i5071 – 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 TypeSpherical Roller Bearing
MaterialCase-hardened steel
ApplicationUndercarriage pivot or hydraulic cylinder
Service LifeReplace every 2,500 hrs or as needed
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing 4i5071 bearing may initially present as a subtle increase in operating noise or a slight stiffness in the component's movement. As wear progresses, these symptoms will become more pronounced, potentially leading to reduced hydraulic performance or compromised structural integrity. Continued operation could result in significant damage to the mating components.

Installation Tip

Ensure the mounting surface is perfectly clean and free of any imperfections that could impede proper seating. Avoid applying heat to the bearing itself; use a proper press and appropriate tooling for installation.

Service Note

Inspect the pivot pin or cylinder rod and the surrounding housing for any signs of wear or damage during bearing replacement.