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Bearing S7024 ACD/P4A (SKF)

Angular contact ball bearings, super-precision S7024 ACD/P4A

Bearing number : S7024 ACD/P4A

Size (mm) : 120x180x28

Brand : SKF

Bore Diameter (mm) : 120

Outer Diameter (mm) : 180

Width (mm) : 28

Bearing dimensions and specification in SKF catalogue:

d - 120 mm

D - 180 mm

B - 28 mm

d₁ - 138.5 mm

d₂ - 138.5 mm

D₂ - 165.05 mm

r_1,2 - min. - 2 mm

r_3,4 - min. - 1 mm

a - 49.1 mm

d_a - min. - 129 mm

d_a - max. - 137.9 mm

d_b - min. - 129 mm

d_b - max. - 137.9 mm

D_a - max. - 171 mm

D_b - max. - 175 mm

r_a - max. - 2 mm

r_b - max. - 1 mm

Basic dynamic load rating - C - 111 kN

Basic static load rating - C₀ - 116 kN

Fatigue load limit - P_u - 4 kN

Limiting speed for grease lubrication - 6700 r/min

Ball - D_w - 19.05 mm

Ball - z - 22

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 - 690 N

Preload class B - G_B - 1380 N

Preload class C - G_C - 2760 N

Preload class D - G_D - 5520 N

Calculation factor - f - 1.17

Calculation factor - f₁ - 0.99

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.02

Calculation factor - f_2C - 1.05

Calculation factor - f_2D - 1.08

Calculation factor - f_HC - 1

Preload class A - 318 N/micron

Preload class B - 416 N/micron

Preload class C - 552 N/micron

Preload class D - 749 N/micron

Mass bearing - 2.153 kg

Tags :  SKF , 120x180x28