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Bearing 71922 CD/P4A (SKF)

Angular contact ball bearings, super-precision 71922 CD/P4A

Bearing number : 71922 CD/P4A

Size (mm) : 110x150x20

Brand : SKF

Bore Diameter (mm) : 110

Outer Diameter (mm) : 150

Width (mm) : 20

Bearing dimensions and specification in SKF catalogue:

d - 110 mm

D - 150 mm

B - 20 mm

d₁ - 122.3 mm

d₂ - 122.3 mm

D₁ - 137.7 mm

r_1,2 - min. - 1.1 mm

r_3,4 - min. - 0.6 mm

a - 27.5 mm

d_a - min. - 116 mm

d_b - min. - 116 mm

D_a - max. - 144 mm

D_b - max. - 146 mm

r_a - max. - 1 mm

r_b - max. - 0.6 mm

d_n - 125.6 mm

Basic dynamic load rating - C - 62.4 kN

Basic static load rating - C₀ - 72 kN

Fatigue load limit - P_u - 2.7 kN

Limiting speed for grease lubrication - 8000 r/min

Limiting speed for oil lubrication - 13000 mm/min

Ball - D_w - 12.7 mm

Ball - z - 28

G_ref - 11.4 cm3

Calculation factor - f₀ - 16.5

Preload class A - G_A - 230 N

Preload class B - G_B - 460 N

Preload class C - G_C - 920 N

Preload class D - G_D - 1840 N

Calculation factor - f - 1.26

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.04

Calculation factor - f_2C - 1.09

Calculation factor - f_2D - 1.15

Calculation factor - f_HC - 1

Preload class A - 113 N/micron

Preload class B - 156 N/micron

Preload class C - 221 N/micron

Preload class D - 325 N/micron

Mass bearing - 0.86 kg

Tags :  SKF , 110x150x20