CATBearing & Bushing

3B7764 Bushing — Cat 320C 320D

This is a precision-machined bushing designed to provide a low-friction bearing surface for rotating or sliding components within heavy machinery. Manufactured to meet stringent Caterpillar standards, it offers superior wear resistance and dimensional stability compared to a worn bushing that may exhibit excessive clearance or noise. Operators may notice increased play in linkages, unusual wear on mating shafts, or audible clunking sounds during operation when this bushing fails.

Bushing – Part No 3B7764 – 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 TypeBushing
MaterialBronze alloy or hardened steel
ApplicationPivot point or linkage component
Service LifeReplace based on inspection or failure symptoms
CompatibilityOEM specification
ConditionNew — CTP aftermarket replacement

Failure Symptoms

The initial symptom of a worn bushing is often increased play or looseness in the joint it serves, which can manifest as a clunking sound or reduced precision in movement. If ignored, the wear will accelerate, potentially damaging the mating pin and the surrounding structure. This can lead to compromised structural integrity and unpredictable equipment behavior.

Installation Tip

Thoroughly clean the bore where the bushing will be installed, ensuring no debris is present that could interfere with seating. Avoid using excessive force or heat to install the bushing, as this can distort its dimensions or compromise its integrity.

Service Note

Inspect the mating pin for wear, scoring, or hardening, and clean the bore thoroughly before pressing in the new bushing.