CATBearing & Bushing

1b3908 1B3909 — Cat 797

This component serves as a crucial interface for rotational movement, typically found in drive systems or undercarriage components, reducing friction and wear between mating parts. It is manufactured to precise tolerances, offering enhanced longevity and performance over a worn or damaged bearing that would exhibit excessive play and heat generation. Operators may observe increased vibration, difficulty in steering or movement, or audible grinding noises when this bearing begins to fail.

1B3909 – Part No 1b3908 – 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.

WhatsApp for Price & Availability☎ Call Mumbai Office

Parts Trading Company  ·  Mumbai, Est. 1956  ·  Same-day dispatch  ·  Ships worldwide  ·  GST invoice included

dispatch before 3 PM IST.', };

Related CAT Parts

From the same category — may also be needed

1M8776
Bearing
8N6308- 040
Bearing
9s4775
Needle Bearing
5P0885
2J6232
8N8976
Bearing
1151651
Universal Joint Gp

Browse all CAT Bearing Bushing →

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
ApplicationDrive system or undercarriage
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early indications of failure may include a subtle increase in operating noise or slight resistance during movement. If left unaddressed, the bearing can seize, potentially damaging the shaft or housing and causing loss of function in the affected system. Continued operation risks significant mechanical damage and operational interruption.

Installation Tip

Carefully inspect the bearing's mating surfaces for any burrs or imperfections that could cause damage during installation. Avoid hammering the bearing directly; use an appropriate press or driver tool.

Service Note

Inspect the shaft or bore for wear, and check the seals for integrity if applicable.