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Bearing 7018 CE/P4A (SKF)

Angular contact ball bearings, super-precision 7018 CE/P4A

Bearing number : 7018 CE/P4A

Size (mm) : 90x140x24

Brand : SKF

Bore Diameter (mm) : 90

Outer Diameter (mm) : 140

Width (mm) : 24

Bearing dimensions and specification in SKF catalogue:

d - 90 mm

D - 140 mm

B - 24 mm

d₁ - 108.33 mm

d₂ - 105.5 mm

D₁ - 121.66 mm

r_1,2 - min. - 1.5 mm

r_3,4 - min. - 1 mm

a - 27.5 mm

d_a - min. - 97 mm

d_b - min. - 97 mm

D_a - max. - 133 mm

D_b - max. - 134.4 mm

r_a - max. - 1.5 mm

r_b - max. - 1 mm

d_n - 111 mm

Basic dynamic load rating - C - 35.8 kN

Basic static load rating - C₀ - 32 kN

Fatigue load limit - P_u - 1.3 kN

Limiting speed for grease lubrication - 13300 r/min

Limiting speed for oil lubrication - 21000 mm/min

Ball - D_w - 11.112 mm

Ball - z - 28

G_ref - 14 cm3

Calculation factor - f₀ - 9.6

Preload class A - G_A - 190 N

Preload class B - G_B - 580 N

Preload class C - G_C - 1150 N

Calculation factor - f - 1.1

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.03

Calculation factor - f_2C - 1.05

Calculation factor - f_HC - 1

Preload class A - 79 N/micron

Preload class B - 125 N/micron

Preload class C - 171 N/micron

Mass bearing - 1.203 kg

Tags :  SKF , 90x140x24