CATBearing & Bushing

1140753 Bearing — Cat 308C 308D

This bearing is engineered to support rotational movement and manage loads within various machine systems, ensuring smooth operation. It is produced to meet strict OEM quality benchmarks, providing enhanced durability and performance over a worn bearing that may cause binding or noise. Operators may detect increased vibration, unusual noises, or a loss of smooth motion in the affected system when this bearing begins to fail.

Bearing – Part No 1140753 – 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
MaterialSteel alloy
ApplicationVarious machine systems
Service LifeReplace based on inspection for wear and noise
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing bearing often starts with subtle changes, such as a faint humming or grinding noise that intensifies with operation. This can progress to noticeable vibrations and increased heat in the component. Continued use can lead to seizure of the bearing, potentially causing damage to shafts or housings.

Installation Tip

Ensure that the mounting surfaces and shaft are perfectly clean and free of any debris before attempting installation. Avoid applying pressure to the outer race when pressing the bearing onto a shaft, and vice versa.

Service Note

When replacing this bearing, it is recommended to inspect the shaft for scoring or wear, check adjacent seals, and clean the surrounding area thoroughly.