CATBearing & Bushing

5P6441 Bearing Needle — Cat 777

This is a needle bearing designed for applications requiring high load capacity in a compact space, typically found in transmissions, differentials, or pivot points. It is manufactured to meet rigorous quality standards, offering superior wear resistance and smooth operation compared to a worn bearing that would exhibit increased friction and potential for component damage. Operators might observe increased noise, stiffness in movement, or premature wear on adjacent shafts when this needle bearing fails.

Bearing Needle – Part No 5P6441 – 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 TypeNeedle Bearing
MaterialHardened Steel
ApplicationTransmission, differential, or pivot points
Service LifeReplace based on inspection or 2,000-4,000 hrs
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early failure symptoms can include a subtle increase in operating noise or a slight resistance to movement. If ignored, the needle rollers can fracture, leading to severe scoring of shafts and housings. Continued operation risks catastrophic failure of the entire drivetrain or pivot system.

Installation Tip

Ensure the bearing bore and shaft are perfectly clean and free of burrs before attempting installation. Press the bearing in squarely and evenly to prevent cocking, which can damage the rollers or housing.

Service Note

Inspect the surrounding gears, shafts, and seals for wear or damage when replacing this needle bearing.