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Bearing 7024 CB/HCP4A (SKF)

Angular contact ball bearings, super-precision 7024 CB/HCP4A

Bearing number : 7024 CB/HCP4A

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

r_1,2 - min. - 2 mm

r_3,4 - min. - 1 mm

a - 34.2 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 - 37.7 kN

Basic static load rating - C₀ - 39 kN

Fatigue load limit - P_u - 1.3 kN

Limiting speed for grease lubrication - 11000 r/min

Limiting speed for oil lubrication - 17000 mm/min

Ball - D_w - 11.112 mm

Ball - z - 33

G_ref - 23.69 cm3

Calculation factor - f₀ - 9.8

Preload class A - G_A - 130 N

Preload class B - G_B - 260 N

Preload class C - G_C - 780 N

Calculation factor - f - 1.08

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.02

Calculation factor - f_2C - 1.05

Calculation factor - f_HC - 1.01

Preload class A - 84 N/micron

Preload class B - 110 N/micron

Preload class C - 173 N/micron

Mass bearing - 2.239 kg

Tags :  SKF , 120x180x28