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Bearing 71922 ACD/HCP4AH1 (SKF)

Angular contact ball bearings, super-precision 71922 ACD/HCP4AH1

Bearing number : 71922 ACD/HCP4AH1

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

K - 0.5 mm

C₁ - 5.46 mm

r_1,2 - min. - 1.1 mm

r_3,4 - min. - 0.6 mm

a - 40.4 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 - 58.5 kN

Basic static load rating - C₀ - 68 kN

Fatigue load limit - P_u - 2.6 kN

Limiting speed for grease lubrication - 8500 r/min

Limiting speed for oil lubrication - 14000 mm/min

Ball - D_w - 12.7 mm

Ball - z - 28

G_ref - 11.4 cm3

Calculation factor - e - 0.68

Calculation factor - Y₂ - 0.87

Calculation factor - Y₀ - 0.38

Calculation factor - X₂ - 0.41

Calculation factor - Y₁ - 0.92

Calculation factor - Y₂ - 1.41

Calculation factor - Y₀ - 0.76

Calculation factor - X₂ - 0.67

Preload class A - G_A - 370 N

Preload class B - G_B - 740 N

Preload class C - G_C - 1480 N

Preload class D - G_D - 2960 N

Calculation factor - f - 1.26

Calculation factor - f₁ - 0.98

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.07

Calculation factor - f_2C - 1.12

Calculation factor - f_2D - 1.17

Calculation factor - f_HC - 1.04

Preload class A - 304 N/micron

Preload class B - 399 N/micron

Preload class C - 535 N/micron

Preload class D - 733 N/micron

Mass bearing - 0.727 kg

Tags :  SKF , 110x150x20