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Bearing 71924 CB/P4A (SKF)

Angular contact ball bearings, super-precision 71924 CB/P4A

Bearing number : 71924 CB/P4A

Size (mm) : 120x165x22

Brand : SKF

Bore Diameter (mm) : 120

Outer Diameter (mm) : 165

Width (mm) : 22

Bearing dimensions and specification in SKF catalogue:

d - 120 mm

D - 165 mm

B - 22 mm

d₁ - 136.92 mm

d₂ - 135 mm

D₂ - 151.9 mm

r_1,2 - min. - 1.1 mm

r_3,4 - min. - 0.6 mm

a - 34.2 mm

d_a - min. - 126 mm

d_b - min. - 126 mm

D_a - max. - 159 mm

D_b - max. - 161.8 mm

r_a - max. - 1 mm

r_b - max. - 0.6 mm

d_n - 138.2 mm

Basic dynamic load rating - C - 27 kN

Basic static load rating - C₀ - 30.5 kN

Fatigue load limit - P_u - 1.1 kN

Limiting speed for grease lubrication - 10000 r/min

Limiting speed for oil lubrication - 16000 mm/min

Ball - D_w - 8.731 mm

Ball - z - 41

G_ref - 14.01 cm3

Calculation factor - f₀ - 10

Preload class A - G_A - 90 N

Preload class B - G_B - 180 N

Preload class C - G_C - 540 N

Calculation factor - f - 1.13

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.02

Calculation factor - f_2C - 1.07

Calculation factor - f_HC - 1

Preload class A - 71 N/micron

Preload class B - 94 N/micron

Preload class C - 150 N/micron

Mass bearing - 1.269 kg

Tags :  SKF , 120x165x22