CATEngine Parts

2d-2443 O Ring Seal — Cat 3054 938G

This O-ring seal is a crucial component for preventing fluid leakage in various engine and hydraulic systems, maintaining proper system pressure and preventing contamination. Manufactured from durable materials to withstand operational stresses, it provides a reliable seal where a worn or damaged seal would fail. Leaks at connection points, reduced hydraulic system performance, or visible fluid seepage are common signs of a failing O-ring.

O Ring Seal – Part No 2d-2443 – 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.

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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 TypeO-Ring Seal
MaterialNitrile rubber (NBR)
ApplicationFluid sealing (engine/hydraulic)
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The most common symptom is visible fluid leakage from the sealed connection. If ignored, this can lead to a gradual loss of system pressure or fluid level, potentially causing component malfunction or operational inefficiency. Continued leakage risks environmental contamination and damage to surrounding components.

Installation Tip

Always ensure the sealing surface and groove are meticulously clean and free from any burrs or debris before installation. Avoid stretching the O-ring excessively when fitting it into its groove, as this can compromise its sealing ability.

Service Note

Inspect the mating surfaces for damage or wear, and check the fluid level and condition of the system where the O-ring is installed.