SKF 6311-2Z deep groove ball bearing with a 55 mm bore delivers reliable low friction operation and long life, featuring shielded seals and a high dynamic load rating up to 74.1 kN for durable performance in machinery

SKF 6311-2Z Shielded Ball Bearing, 55mm Bore, 1 pc
✔️ Bore 55 mm - OD 120 mm - Width 29 mm - Pack: 1 bearing, CN clearance

The SKF 6311-2Z is a shielded deep groove ball bearing with a 55 mm bore and 120 mm outer diameter. It’s designed for reliable radial loads in motors, pumps, conveyors and other rotating equipment where dust protection and smooth motion matter.

✅ Basic Dynamic Load Rating: 74.1 kN
✅ Basic Static Load Rating: 45 kN
✅ Bearing Material: Bearing steel; Lubricant: Grease
✅ Bore Diameter: 55 mm; Outer Diameter: 120 mm; Width: 29 mm
✅ Sealing: Non-contact shields on both sides; Clearance CN

💡 What is a shielded deep groove ball bearing used for in industrial machinery?

These handy bearings provide reliable radial support with dust shields for longer life.

• Handles radial loads in motors, pumps, conveyors
• Non-contact shields reduce friction at high speeds
• Grease lubrication offers good life and low maintenance
• 55 mm bore size fits common shafts