CATEngine Parts

9w-4651 Floating Seal — Cat 3508

This CAT Floating Seal is a critical sealing component designed to prevent the ingress of contaminants and the egress of lubricant in rotating assemblies, such as final drives or hydraulic systems. Manufactured from durable materials like NBR or Viton, it provides a resilient seal that maintains its integrity far longer than a worn or damaged seal. Operators may observe oil leaks around the seal housing, excessive noise from the affected component, or a loss of hydraulic pressure when this seal begins to fail.

Floating Seal – Part No 9w-4651 – CAT Spare Part
Part Specifications
BrandCAT
CategoryEngine 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.

WhatsApp for Price & Availability☎ Call Mumbai Office

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

3 PM IST.', };

Related CAT Parts

From the same category — may also be needed

368-9040
Hp4 Common Rail Fuel
91443-15300
Left Hand Steering Knuckle
141-5787
Oil Cooler Gasket Kit
100-7559
6 Pcs Fuel Injector
233-5841
Pilot Valve Without Handle Control
1005079
Engine Parts Component

Browse all CAT Engine Parts →

Ship This Part To Your Location

DubaiSaudi ArabiaNigeriaKenyaSouth AfricaBangladeshMalaysiaGhanaQatarEgypt
India
MaharashtraGujaratTamil NaduRajasthanKarnatakaTelangana

Full shipping information on regional pages · Air freight 2–12 days · GST invoice for India

Installation & Application Notes

Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.

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
MaterialNBR Rubber / Steel
ApplicationFinal Drive / Hydraulic System Sealing
Service LifeReplace every 3,000 hrs or as needed
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first indication of a failing floating seal is typically an oily residue or visible leak around the component where the seal is located. If left unaddressed, the leak will worsen, allowing contaminants to enter and degrade internal components, potentially leading to increased noise and reduced performance. The ultimate risk is severe internal damage to the final drive or hydraulic system, necessitating costly repairs.

Installation Tip

Ensure the mating surfaces on both the shaft and the housing are perfectly clean and free of burrs or damage before attempting installation. Never use excessive force or pry tools directly on the seal lip, as this can easily cause damage and lead to immediate leakage.

Service Note

Inspect the shaft and housing surfaces for wear or damage, and check the lubricant level and condition of adjacent components when replacing a floating seal.