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Bearing S71908 CE/HCP4A (SKF)

Angular contact ball bearings, super-precision S71908 CE/HCP4A

Bearing number : S71908 CE/HCP4A

Size (mm) : 40x62x12

Brand : SKF

Bore Diameter (mm) : 40

Outer Diameter (mm) : 62

Width (mm) : 12

Bearing dimensions and specification in SKF catalogue:

d - 40 mm

D - 62 mm

B - 12 mm

d₁ - 46.5 mm

d₂ - 44.8 mm

D₂ - 56.5 mm

r_1,2 - min. - 0.6 mm

r_3,4 - min. - 0.3 mm

a - 13.2 mm

d_a - min. - 43.2 mm

d_a - max. - 46.1 mm

d_b - min. - 42 mm

d_b - max. - 44.4 mm

D_a - max. - 58.8 mm

D_b - max. - 60 mm

r_a - max. - 0.6 mm

r_b - max. - 0.3 mm

Basic dynamic load rating - C - 9.8 kN

Basic static load rating - C₀ - 6.1 kN

Fatigue load limit - P_u - 0.26 kN

Limiting speed for grease lubrication - 38000 r/min

Ball - D_w - 6.35 mm

Ball - z - 19

Calculation factor - f₀ - 8.3

Preload class A - G_A - 52 N

Preload class B - G_B - 157 N

Preload class C - G_C - 315 N

Calculation factor - f - 1.05

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.05

Calculation factor - f_2C - 1.09

Calculation factor - f_HC - 1.01

Preload class A - 35 N/micron

Preload class B - 55 N/micron

Preload class C - 74 N/micron

Mass bearing - 0.096 kg

Tags :  SKF , 40x62x12