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Bearing S7011 CE/HCP4A (SKF)

Angular contact ball bearings, super-precision S7011 CE/HCP4A

Bearing number : S7011 CE/HCP4A

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 - 18.8 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 - 16.8 kN

Basic static load rating - C₀ - 12.2 kN

Fatigue load limit - P_u - 0.52 kN

Limiting speed for grease lubrication - 25000 r/min

Ball - D_w - 7.938 mm

Ball - z - 24

Calculation factor - f₀ - 8.4

Preload class A - G_A - 90 N

Preload class B - G_B - 270 N

Preload class C - G_C - 540 N

Calculation factor - f - 1.07

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.03

Calculation factor - f_2C - 1.05

Calculation factor - f_HC - 1.01

Preload class A - 51 N/micron

Preload class B - 80 N/micron

Preload class C - 108 N/micron

Mass bearing - 0.374 kg

Tags :  SKF , 55x90x18