Dewalt 9r189947 O-ring

Product Description

The DEWALT 9r189947 is a replacement O-ring designed to restore proper sealing in DEWALT power tool assemblies. O-rings of this type serve as critical sealing elements, preventing air, fluid, or debris from passing between mating surfaces in tool housings, pneumatic components, and hydraulic assemblies. This part is installed by qualified technicians performing precision maintenance or repair on affected DEWALT equipment. Proper fitment and material compatibility are essential to ensure a reliable seal and maintain tool performance over the service life of the equipment.

This O-ring is intended for use during scheduled maintenance or as a replacement part in DEWALT power tool repair. Typical installation scenarios include pneumatic tool rebuilds, compressor fittings, and tool housing assemblies where sealing integrity is required. This part suits professional service technicians and skilled tradespeople performing in-shop or field repairs on DEWALT equipment.

Key Features

• OEM-style replacement O-ring for restored sealing performance
• Designed to fit DEWALT power tool and accessory assemblies
• Precision-dimensioned for accurate fitment in designated sealing grooves
• Suitable for use in pneumatic and mechanical sealing applications

Compatibility

Designed as an OEM-style replacement O-ring for compatible DEWALT power tool and accessory assemblies requiring this specific part number.

Installation Notes

Disconnect and de-energize or depressurize the tool fully before beginning any disassembly or seal replacement. Inspect the sealing groove for wear, debris, or damage before installing the new O-ring. Lubricate the O-ring with an appropriate, material-compatible lubricant before seating it to prevent tearing during assembly. Follow applicable manufacturer service documentation and relevant safety guidelines throughout the repair process.

Technical Specifications

• Part Type: O-Ring

Standard Information

• Brand: DEWALT
• Manufacturer Part Number: 9r189947