CATBearing & Bushing

6K8088 Bearing Needle — Cat 120g 12g

This is a high-quality needle bearing designed to handle significant radial loads in a compact space within Caterpillar equipment. Manufactured to meet stringent OEM standards, it offers superior durability and smooth operation compared to a worn bearing that exhibits increased friction, noise, and potential scoring. Operators may notice increased resistance to movement, abnormal noises, or excessive heat generation when this needle bearing begins to fail.

Bearing Needle – Part No 6K8088 – 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 or hydraulic system
Service LifeReplace based on inspection or 2,000 hrs
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The initial symptom of a failing needle bearing is often an increase in operating noise, such as a whining or grinding sound, and a noticeable increase in friction or resistance. If left unaddressed, the rollers can score the shaft and housing, leading to premature wear and potential component seizure. This can result in significant damage to the transmission or hydraulic system.

Installation Tip

Ensure the bore and shaft are meticulously clean and free of any burrs or debris before installation. Avoid using excessive force or hammering, as this can damage the delicate needle rollers.

Service Note

Inspect the shaft and housing for any scoring or wear, and check any associated seals for damage or leakage.