7211B Single Row Angular Contact Ball Bearing 55x100x21mm Spindle Bearing Built for Combined Axial and Radial Loads, High Strength Chrome Steel Bearing for Precision Industrial and Commercial Applications

7211B Single Row Angular Contact Spindle Ball Bearing
✔️ Angular Contact Ball Bearing for Combined Axial and Radial Loads

The 7211B angular contact ball bearing is built for spindle and precision shaft applications where both radial and axial loads need controlled handling. It’s commonly used in machine tools, industrial equipment, and rotating assemblies that demand stiffness and smooth operation. This listing is for one single bearing.

✅ Pack size includes one bearing
✅ Single row angular contact ball bearing design
✅ Handles combined axial and radial loads in one direction
✅ Made from 52100 chrome alloy steel for strength and wear resistance
✅ Inner diameter 55mm
✅ Outer diameter 100mm
✅ Width 21mm
✅ Suitable for spindle use and industrial motion systems

Load Ratings
Dynamic Load Cr 51000 N
Static Load Cor 39500 N

Speed Ratings
Grease Lubrication 6000 RPM
Oil Lubrication 7500 RPM

💡 Why are angular contact ball bearings used in spindle and precision applications?
Angular contact ball bearings are selected when accurate control of axial and radial forces is required at higher speeds.

• Contact angle design allows efficient axial load handling in one direction

• Increased stiffness helps maintain spindle accuracy under load

• Optimized internal geometry supports smooth rotation at elevated speeds

This bearing is a handy choice when you need stable load handling, reliable speed capability, and consistent performance in spindle and industrial applications.