W638/3-2RS1 W639/3-2RS1 Deep Groove Ball Bearing – High-Precision Automotive Wheel Tool

<h2>Basic Info.</h2> <table> <tr><th>Inner Diameter</th><td>3 mm</td></tr> <tr><th>Outer Diameter</th><td>7 mm</td></tr> <tr><th>Thickness</th><td>3 mm</td></tr> <tr><th>Model</th><td>W638/3-2RS1, W638/3-2Z, W639/3-2RS1</td></tr> <tr><th>Lubrication</th><td>Grease or Oil</td></tr> <tr><th>Origin</th><td>China</td></tr> </table> <h2>Introduction</h2> Miniature deep groove ball bearings with high precision, rich stock, 100% on-time delivery, and OEM/ODM support. Suitable for compact, high-speed applications requiring low vibration (Z1V1–Z3V3) and reliable grease/oil lubrication.

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