Bearing number WBC4-8Z Size (mm) 4x8x3 Brand NTN Bore Diameter (mm) 4 Outer Diameter (mm) 8 Width (mm) 3 d 4 mm D 8 mm B 3 mm C 3 mm r min. 0.08 mm da min. 4.8 mm da max 5 mm Da max. 6.8 mm ra max. 0.08 mm Weight 0.46 Kg Basic
Bearing number WBC7-13Z Size (mm) 7x13x4 Brand NTN Bore Diameter (mm) 7 Outer Diameter (mm) 13 Width (mm) 4 d 7 mm D 13 mm B 4 mm C 4 mm r min. 0.15 mm da min. 8.2 mm da max 8.9 mm Da max. 11.8 mm ra max. 0.15 mm Weight 1.5 Kg Basic
Bearing number WBC2.5-8ZA Size (mm) 2.5x8x2.8 Brand NTN Bore Diameter (mm) 2.5 Outer Diameter (mm) 8 Width (mm) 2.8 d 2.5 mm D 8 mm B 2.8 mm C 2.8 mm r min. 0.15 mm da min. 3.7 mm da max 4.3 mm Da max. 6.8 mm ra max. 0.15 mm Weight 0.65 Kg Basic
Bearing number WBC2-5SA Size (mm) 2x5x2.5 Brand NTN Bore Diameter (mm) 2 Outer Diameter (mm) 5 Width (mm) 2.5 d 2 mm D 5 mm B 2.5 mm C 2.5 mm r min. 0.1 mm da min. 2.8 mm da max 2.9 mm Da max. 4.2 mm ra max. 0.1 mm Basic dynamic load rating
Bearing number WBC5-11Z Size (mm) 5x11x4 Brand NTN Bore Diameter (mm) 5 Outer Diameter (mm) 11 Width (mm) 4 d 5 mm D 11 mm B 4 mm C 4 mm r min. 0.15 mm da min. 6.2 mm da max 6.8 mm Da max. 9.8 mm ra max. 0.2 mm Weight 2 Kg Basic
Bearing number WBC2.5-7ZA Size (mm) 2.5x7x3 Brand NTN Bore Diameter (mm) 2.5 Outer Diameter (mm) 7 Width (mm) 3 d 2.5 mm D 7 mm B 3 mm C 3 mm r min. 0.15 mm da min. 3.7 mm da max 4 mm Da max. 5.8 mm ra max. 0.15 mm Weight 0.673) Kg Basic
Bearing number WBC4-10Z Size (mm) 4x10x4 Brand NTN Bore Diameter (mm) 4 Outer Diameter (mm) 10 Width (mm) 4 d 4 mm D 10 mm B 4 mm C 4 mm r min. 0.15 mm da min. 5.2 mm da max 6 mm Da max. 8.8 mm ra max. 0.15 mm Weight 1.1 Kg Basic
Bearing number WBC3-9ZA Size (mm) 3x9x4 Brand NTN Bore Diameter (mm) 3 Outer Diameter (mm) 9 Width (mm) 4 d 3 mm D 9 mm B 4 mm C 4 mm r min. 0.15 mm da min. 4.2 mm da max 5 mm Da max. 7.8 mm ra max. 0.15 mm Weight 0.79 Kg Basic
Bearing number WBC2.5-7ZZA Size (mm) 2.5x7x3 Brand NTN Bore Diameter (mm) 2.5 Outer Diameter (mm) 7 Width (mm) 3 d 2.5 mm D 7 mm B 3 mm C 3 mm r min. 0.15 mm da min. 3.7 mm da max 4 mm Da max. 5.8 mm ra max. 0.15 mm Weight 0.673) Kg Basic
rs min 1 mm Radial clearance class CN Mass 0.91 kg Dynamic load, C 35 kN Static load, C0 36.5 kN Fatigue limit load, Cu 1.48 kN f0 16.4 Nlim (oil) 5.000 rpm Nlim (grease) 4.200 rpm Min operating temperature, Tmin -20 °C Max operating temperature, Tmax 120 °C Characteristic cage frequency, FTF 0.46 Hz