CATBearing & Bushing

1372817 Bearing — Cat 322b 322b L

This is a high-performance bearing designed to ensure reliable rotation and support heavy loads in demanding excavator applications. Manufactured to meet rigorous industry standards, it provides superior wear resistance and operational consistency compared to a worn bearing that would exhibit increased play and noise. Operators may notice unusual vibrations, audible grinding, or a reduction in hydraulic system responsiveness when this bearing begins to fail.

Bearing – Part No 1372817 – 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 TypeBall Bearing
MaterialHardened Steel
ApplicationSwing system and undercarriage components
Service LifeReplace based on inspection and operating conditions
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early failure symptoms include a noticeable increase in noise during operation, such as grinding or humming sounds. If ignored, this can lead to restricted movement or complete seizure of the component, potentially damaging adjacent parts like shafts and housings. The primary risk is the inability to operate the affected system, causing significant operational disruption.

Installation Tip

Ensure the bearing housing and the shaft are perfectly clean and free from any debris or burrs prior to installation. Never use a hammer or improper leverage to seat the bearing; utilize a proper press or bearing installation tool.

Service Note

When replacing this bearing, it is recommended to inspect the swing drive gears or undercarriage components and check the associated lubrication for contamination.