CATCab & Body Parts

310-4980 Floating Seal — Cat 311D 312C

This floating seal is designed to prevent the ingress of contaminants and the egress of lubricants within the final drive or hydraulic system of heavy machinery. It is manufactured to meet stringent OEM standards, ensuring superior sealing performance compared to worn or damaged seals that allow fluid leaks and dirt intrusion. Operators may notice hydraulic system leaks, unusual noises from the drive train, or reduced performance if this seal fails.

Floating Seal – Part No 310-4980 – CAT Spare Part
Part Specifications
BrandCAT
CategoryCab & Body Parts
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

Clean mating surfaces before fitting cab seals to prevent air and water ingress. Use correct adhesive for glass bonding — structural automotive adhesive, not silicone. Check wiring harness routing when replacing doors or panels.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeFloating Seal
MaterialRubber and Metal
ApplicationFinal Drive / Hydraulic System
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial signs of a failing floating seal may include visible hydraulic fluid leaks around the final drive or axle housing. If left unaddressed, the leakage will worsen, potentially leading to insufficient lubrication of critical components. Continued operation with a compromised seal risks accelerated wear and damage to gears and bearings within the affected system.

Installation Tip

Ensure the mating surfaces on the shaft and housing are perfectly clean and free of any burrs or debris before installation. Avoid using excessive force or pry tools that could nick or damage the seal's delicate sealing edges.

Service Note

Inspect the final drive oil and surrounding components for contamination or wear when replacing a floating seal.