Dynabrade 02057 Replacement Ball Bearing for Pneumatic Air Tools Bearings

The Dynabrade 02057 is an authentic OEM replacement ball bearing designed for use in Dynabrade pneumatic air tools. This precision-engineered bearing serves as a critical component in the motor assembly, reducing friction between rotating shafts and fixed parts to ensure smooth, efficient operation of pneumatic tools.

Key Features:

• Genuine Dynabrade OEM replacement part for reliable performance
• Ball bearing design minimizes friction in rotating assemblies
• Commonly used as rear bearing in 1.0 HP straight motor assemblies
• Press-fit installation into rear bearing plates
• Compatible with over 180 different Dynabrade pneumatic tool models
• Precision-manufactured to exact OEM specifications

This bearing is essential for maintaining optimal performance in Dynabrade extension die grinders, straight grinders, and other rotary vane air tools. Regular replacement of worn bearings prevents motor failure and extends tool life. The bearing installs into the 51923 Rear Bearing Plate assembly and should be pressed onto the rotor using proper bearing installation tools for correct fitment.

Note: Bearings are considered normal wear items and require periodic replacement based on tool usage and operating conditions. Always use genuine Dynabrade parts to maintain warranty coverage and ensure proper tool performance.