CATBearing & Bushing

8R3938 Collet — Cat 988B 988F

This collet is a precision-engineered component designed to grip and secure other parts, typically within a shaft or linkage system. It is manufactured to exacting standards, offering superior holding power and resistance to deformation compared to worn or damaged collets. Symptoms of a failing collet include loose connections, excessive play, or difficulty in maintaining alignment.

Collet – Part No 8R3938 – 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 TypeCollet
MaterialHardened steel
ApplicationShaft or linkage securing
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing collet may initially present as a slight looseness or play in the connected components. If ignored, the connection can become unstable, leading to misalignment and potential damage to mating parts. The ultimate consequence is compromised structural integrity and operational failure.

Installation Tip

Ensure the mating surfaces are clean and free of debris before attempting to install the collet. Do not overtighten fasteners, as this can deform the collet and compromise its gripping ability.

Service Note

Inspect the shaft or component that the collet secures for any signs of wear or damage.