W637/2-2Z SKF Basic static load rating (C0) 0.019 kN 2x4x2mm Deep groove ball bearings
Bearing number W637/2-2Z Size (mm) 2x4x2 Brand SKF Bore Diameter (mm) 2 Outer Diameter (mm) 4 Width (mm) 2 d 2 mm D 4 mm B 2 mm C 2 mm d1 2.5 mm d2 – mm r1 min. 2.4 mm r2 min. 2.4 mm D1 3.7 mm D2 0.05 mm da min. 2.5 mm