1. Product Overview The 6212-2Z/C3 single-row deep groove ball bearing adopts double-sided 2Z metal shields with C3 increased radial clearance. It bears radial load plus moderate bidirectional axial load for general machinery. 👉 Get a quote within 24 hours for your project 2. Key Advantages Double-sided 2Z non-contact metal shields for dust protection Pre-greased for maintenance-free running C3 larger internal clearance for high temperature rise working condition Stable & low