CATHydraulic Parts

1D4629 Cap Screw — Cat 320C 320D

This cap screw is a critical fastener used to secure components within the hydraulic system, ensuring proper sealing and structural integrity. Manufactured to meet stringent quality standards, it provides superior tensile strength and corrosion resistance compared to a worn or stripped screw. Failure of this fastener can lead to hydraulic fluid leaks, compromised component mounting, and potential system malfunction.

Cap Screw – Part No 1D4629 – CAT Spare Part
Part Specifications
BrandCAT
CategoryHydraulic 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

Flush hydraulic lines before fitting new components. Use only manufacturer-specified hydraulic fluid. Check O-rings and backup rings for correct orientation. Bleed air from system after installation.

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

Part TypeCap Screw
MaterialHardened Steel
ApplicationHydraulic System Component Mounting
Service LifeReplace as needed during maintenance
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A loose or missing cap screw may initially cause a slight vibration or a minor hydraulic fluid weep. If left unaddressed, the component may begin to shift, leading to increased noise and more significant leaks. Continued operation without proper fastening risks component dislodgement and potential hydraulic system contamination.

Installation Tip

Ensure the mating surfaces are clean and free of debris before installing the cap screw to achieve a proper seal. Overtightening can strip the threads or damage the component, while undertightening can lead to leaks.

Service Note

Inspect the sealing surfaces and any associated gaskets or O-rings for wear or damage when replacing this cap screw.