6811-2RS Radial Deep Groove Ball Bearing Single Row 55mm Bore 72mm Outer Diameter 9mm Width Shielded 2RS Low Radial Clearance 1-15 µm High Dynamic And Static Load Ratings Ideal For Precision Machinery And Automotive Applications

This sealed, single-row deep groove bearing is designed for smooth rotation in machinery, conveyors, motors, and gearboxes. It’s a common choice where reliability and compact size matter in industrial equipment.

✅ Bore: 55 mm
✅ Outer diameter: 72 mm
✅ Width: 9 mm
✅ Seals: rubber seals on both sides (2RS)
✅ Cr (dynamic load): 9.04 kN
✅ Cor (static load): 8.8 kN
✅ Grease lubrication: 5300
✅ Pack size: 1 (single bearing)

💡 What is a sealed ball bearing used for in machinery?

Sealed ball bearings are handy in many setups, keeping lubrication in and contaminants out, which reduces maintenance and increases life.

- Handy for conveyors, motors, and gearboxes - Protects lubrication and resists dust and moisture - Supports radial loads with low friction for smooth operation - Easy to source as standard 6811-2RS equivalents for quick replacement