Deep groove ball bearing SKF 393921 E, Outer diameter: 40 mm | Width: 12 mm | Inner diameter: 17 mm

Deep groove ball bearings are particularly versatile. They are suitable for high and very high speeds, accommodate radial and axial loads in both directions and require little maintenance. Because deep groove ball bearings are the most widely used bearing type, they are available from SKF in many designs, variants and sizes.