Bearing S7011 FW/HC (SKF)

Angular contact ball bearings, super-precision S7011 FW/HC

Bearing number : S7011 FW/HC

Size (mm) : 55x90x18

Brand : SKF

Bore Diameter (mm) : 55

Outer Diameter (mm) : 90

Width (mm) : 18

Bearing dimensions and specification in SKF catalogue:

d - 55 mm

D - 90 mm

B - 18 mm

d₁ - 67.73 mm

d₂ - 65.6 mm

D₂ - 80.4 mm

r_1,2 - min. - 1.1 mm

r_3,4 - min. - 0.6 mm

a - 20.8 mm

d_a - min. - 61 mm

d_a - max. - 67.1 mm

d_b - min. - 61 mm

d_b - max. - 65 mm

D_a - max. - 84 mm

D_b - max. - 85.8 mm

r_a - max. - 1 mm

r_b - max. - 0.6 mm

Basic dynamic load rating - C - 16.5 kN

Basic static load rating - C₀ - 12 kN

Fatigue load limit - P_u - 0.51 kN

Limiting speed for grease lubrication - 22000 r/min

Ball - D_w - 7.938 mm

Ball - z - 24

Calculation factor - e - 0.57

Calculation factor - Y₂ - 1

Calculation factor - Y₀ - 0.42

Calculation factor - X₂ - 0.43

Calculation factor - Y₁ - 1.09

Calculation factor - Y₂ - 1.63

Calculation factor - Y₀ - 0.84

Calculation factor - X₂ - 0.7

Mass bearing - 0.37 kg

Designation

Bore Dia, mm

Outer Dia, mm: