Koyo 6403-6405 Deep Groove Ball Bearings 20x90x23mm High Precision for Electronics

<h2>Specifications</h2> <table> <tr><td>Bore Diameter</td><td>17 mm</td></tr> <tr><td>Outer Diameter</td><td>40 mm</td></tr> <tr><td>Thickness</td><td>14 mm</td></tr> <tr><td>Model</td><td>6403</td></tr> <tr><td>Type</td><td>Deep Groove Ball Bearing</td></tr> <tr><td>Application</td><td>Electronic Devices</td></tr> </table> <h2>Description</h2> High-quality Koyo 6403 deep groove ball bearing designed for reliable performance in electronic devices, offering smooth operation and durable service life.

<div class="bg-green-50 border-2 border-green-300 rounded-2xl p-6 text-center"><svg class="w-14 h-14 mx-auto text-green-600 mb-3" fill="none" stroke="currentColor" stroke-width="2" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" d="M9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z"/></svg><h3 class="text-xl font-black text-green-800">Inquiry Received!</h3><p class="text-sm text-green-700 mt-2 leading-relaxed">Thank you. Our sales team will respond with a firm quote within <strong>2 hours</strong>. For urgent needs, contact us on WhatsApp: <strong>+86 183 6598 6523</strong></p></div>

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