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Bearing 7024 ACB/P4AL (SKF)

Angular contact ball bearings, super-precision 7024 ACB/P4AL

Bearing number : 7024 ACB/P4AL

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 - 143.2 mm

d₂ - 140.8 mm

D₂ - 161.9 mm

b - 2.2 mm

C₁ - 15.1 mm

C₂ - 6.3 mm

C₃ - 4.3 mm

r_1,2 - min. - 2 mm

r_3,4 - min. - 1 mm

a - 49.2 mm

d_a - min. - 129 mm

d_b - min. - 129 mm

D_a - max. - 171 mm

D_b - max. - 175.4 mm

r_a - max. - 2 mm

r_b - max. - 1 mm

d_n - 144.7 mm

Basic dynamic load rating - C - 35.8 kN

Basic static load rating - C₀ - 36.5 kN

Fatigue load limit - P_u - 1.3 kN

Limiting speed for grease lubrication - 8500 r/min

Limiting speed for oil lubrication - 13000 mm/min

Ball - D_w - 11.112 mm

Ball - z - 33

G_ref - 23.69 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 - 220 N

Preload class B - G_B - 440 N

Preload class C - G_C - 1320 N

Calculation factor - f - 1.08

Calculation factor - f₁ - 0.99

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.01

Calculation factor - f_2C - 1.04

Calculation factor - f_HC - 1

Preload class A - 197 N/micron

Preload class B - 252 N/micron

Preload class C - 379 N/micron

Mass bearing - 2.35 kg

Tags :  SKF , 120x180x28