HIKOKI O-Ring Overview

The O-Ring (a) for Hikoki power tool is a genuine sealing component designed to restore and maintain performance in demanding drilling and chiselling tasks. Made from durable rubber, it sits within the tool’s sealing system to prevent air and lubricant leaks, helping the hammer mechanism hold pressure for consistent impact energy. This part is engineered specifically for the Hikoki models, ensuring a precise fit without modification. As a genuine Hitachi/Hikoki replacement, it matches the original dimensions and material specification for reliable service life. Use it during routine maintenance or when diagnosing loss of power, fluid seepage, or reduced striking performance.

Features

• Genuine Hikoki part for assured compatibility and fit
• Durable rubber construction for resistance to wear and deformation
• Helps maintain internal pressure for consistent hammering performance
• Effective sealing to reduce air and lubricant leaks
• Direct replacement for OEM No. 338160 for easy identification
• Supports efficient operation under construction and DIY site conditions
• Straightforward installation during routine strip-down and service
• Suitable for preventative maintenance to minimise downtime
• Stable performance when exposed to vibration and repeated impacts

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