Koyo Bearing 6211NR Open Type Deep Groove Ball Bearing 55 Mm Inner Diameter 100 Mm Outer Diameter 21 Mm Width with Steel Cage Riveted Open Design for High Load Capacity and Smooth Operation

Koyo 6211NR Open Deep Groove Bearing - 55x100x21 single unit
✔️ 55mm bore, 100mm OD, 21mm width, open cage, 6300 rpm

The Koyo 6211NR is an open-type deep groove ball bearing designed for general-purpose use across machinery, conveyors, motors, and gearboxes. It supports radial loads with low friction for smooth, reliable rotation in a wide range of speeds and temperatures.

✅ Bore diameter: 55 mm
✅ Outer diameter: 100 mm
✅ Width: 21 mm
✅ Cage material: Steel; Cage type: Riveted
✅ Closure type: Open
✅ Dynamic load capacity: 54.2 kN
✅ Static load capacity: 29.4 kN
✅ Fillet radius: 1.5 mm
✅ Internal clearance: C0
✅ Operating temperature range: -30 to 120 C
✅ Max RPM: 6300 (grease) / 7600 (oil)
✅ Lubrication: Grease or oil
✅ Precision class: Class 0
✅ Series: 6200

💡 What is a deep groove ball bearing typically used for in industrial systems?

This handy bearing is a common choice for supporting radial loads in a wide range of equipment. - Handles radial loads with low friction - Suitable for motors, conveyors, gearboxes, fans, and pumps - Reliable at moderate to high speeds with proper lubrication