CATBearing & Bushing

KeYchain1 Bearing — Cat 320C 320D

This bearing is a critical component designed to reduce friction and facilitate rotational or linear movement within various machine systems, such as the powertrain or undercarriage. Manufactured to precise tolerances and hardness standards, it offers superior load-bearing capacity and durability compared to a worn or failed bearing exhibiting scoring or excessive play. Operators may notice increased vibration, unusual noises, or a noticeable decrease in operational smoothness when this bearing begins to fail.

Bearing – Part No KeYchain1 – 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
MaterialHardened Steel
ApplicationGeneral Rotating/Linear Motion
Service LifeInspect during scheduled maintenance
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing bearing may initially produce a faint grinding or humming noise during operation. As wear progresses, these sounds will intensify, and noticeable vibration may occur. Continued operation with a worn bearing risks seizure, leading to component damage and potential loss of machine function.

Installation Tip

Ensure the bearing bore and shaft are meticulously clean before installation to prevent contamination. Press the bearing on using a proper bearing installer tool to apply force evenly to the correct race.

Service Note

Inspect the shaft and housing for any signs of wear or damage that could affect the new bearing's performance.