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Bearing 71906 CE/P4AH (SKF)

Angular contact ball bearings, super-precision 71906 CE/P4AH

Bearing number : 71906 CE/P4AH

Size (mm) : 30x47x9

Brand : SKF

Bore Diameter (mm) : 30

Outer Diameter (mm) : 47

Width (mm) : 9

Bearing dimensions and specification in SKF catalogue:

d - 30 mm

D - 47 mm

B - 9 mm

d₁ - 35.8 mm

d₂ - 34.4 mm

D₁ - 41.39 mm

K - 0.5 mm

C₁ - 5.45 mm

r_1,2 - min. - 0.3 mm

r_3,4 - min. - 0.15 mm

a - 10.1 mm

d_a - min. - 32 mm

d_b - min. - 32 mm

D_a - max. - 45 mm

D_b - max. - 46.2 mm

r_a - max. - 0.3 mm

r_b - max. - 0.15 mm

d_n - 36.8 mm

Basic dynamic load rating - C - 5.6 kN

Basic static load rating - C₀ - 3.2 kN

Fatigue load limit - P_u - 0.14 kN

Limiting speed for grease lubrication - 41000 r/min

Limiting speed for oil lubrication - 63000 mm/min

Ball - D_w - 4.762 mm

Ball - z - 18

G_ref - 0.6 cm3

Calculation factor - f₀ - 8.3

Preload class A - G_A - 30 N

Preload class B - G_B - 90 N

Preload class C - G_C - 180 N

Calculation factor - f - 1.08

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.04

Calculation factor - f_2C - 1.08

Calculation factor - f_HC - 1

Preload class A - 23 N/micron

Preload class B - 35 N/micron

Preload class C - 49 N/micron

Mass bearing - 0.05 kg

Tags :  SKF , 30x47x9