Dewalt 9r209790 Contact Arm Spring

Product Description

The DEWALT 9r209790 is a contact arm spring designed as a replacement component for DEWALT power tools. The contact arm spring is a small but critical mechanism that controls the workpiece contact trip on nailers and similar pneumatic fastening tools. When the spring loses tension, wears out, or breaks, the contact arm no longer functions reliably, which can prevent the tool from firing correctly or create unsafe operating conditions. This part restores proper contact arm function and is installed by tool service technicians or experienced tradespeople performing component-level repairs.

The 9r209790 contact arm spring is intended for use in DEWALT power tool service and repair applications. It is a direct OEM replacement part, sourced to maintain original factory specifications. Typical install scenarios include depot-level tool repair shops, contractor field repairs, and manufacturer-authorized service centers working on DEWALT fastening tools such as nailers.

Key Features

• OEM replacement contact arm spring for DEWALT power tools
• Restores proper contact arm trip function and tool operation
• Direct factory-spec replacement minimizes fit and function issues
• Suited for component-level repair by qualified service technicians

Compatibility

Designed as an OEM-style replacement contact arm spring for compatible DEWALT power tools requiring this component. Refer to your tool model's parts diagram to confirm fitment before ordering.

Installation Notes

Installation should be performed by a qualified tool service technician familiar with pneumatic or cordless nailer disassembly procedures. Disconnect the tool from its power source and depressurize any pneumatic lines before beginning disassembly. Refer to the manufacturer's service documentation and parts schematic to ensure correct spring orientation and seating during reassembly. Follow all applicable tool manufacturer safety guidelines throughout the repair process.

Technical Specifications

• Component Type: Contact Arm Spring

Standard Information

• Brand: DEWALT
• Manufacturer Part Number: 9r209790