SKF 71920 CE/P4AH1 Bearing

SKF 71920 CE/P4AH1 Bearing Data

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Bearing number : 71920 CE/P4AH1

Size (mm) : 100x140x20

Brand : SKF

Bore Diameter (mm) : 100

Outer Diameter (mm) : 140

Width (mm) : 20

Bearing dimensions and specification in SKF catalogue:

d - 100 mm

D - 140 mm

B - 20 mm

d₁ - 112.4 mm

d₂ - 109 mm

D₁ - 127.51 mm

K - 0.5 mm

C₁ - 6.05 mm

r_1,2 - min. - 1.1 mm

r_3,4 - min. - 0.6 mm

a - 26.7 mm

d_a - min. - 106 mm

d_b - min. - 103.2 mm

D_a - max. - 134 mm

D_b - max. - 136.8 mm

r_a - max. - 1 mm

r_b - max. - 0.6 mm

d_n - 115.4 mm

Basic dynamic load rating - C - 39 kN

Basic static load rating - C₀ - 31.5 kN

Fatigue load limit - P_u - 1.2 kN

Limiting speed for grease lubrication - 13300 r/min

Limiting speed for oil lubrication - 20500 mm/min

Ball - D_w - 12.7 mm

Ball - z - 24

G_ref - 10 cm3

Calculation factor - f₀ - 8.5

Preload class A - G_A - 208 N

Preload class B - G_B - 624 N

Preload class C - G_C - 1250 N

Calculation factor - f - 1.18

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.04

Calculation factor - f_2C - 1.08

Calculation factor - f_HC - 1

Preload class A - 73 N/micron

Preload class B - 116 N/micron

Preload class C - 160 N/micron

Mass bearing - 0.77 kg

Tags :  SKF , 100x140x20