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Bearing 71830 CD/P4 (SKF)

Angular contact ball bearings, super-precision 71830 CD/P4

Bearing number : 71830 CD/P4

Size (mm) : 150x190x20

Brand : SKF

Bore Diameter (mm) : 150

Outer Diameter (mm) : 190

Width (mm) : 20

Bearing dimensions and specification in SKF catalogue:

d - 150 mm

D - 190 mm

B - 20 mm

d₁ - 163.35 mm

d₂ - 163.35 mm

D₁ - 176.7 mm

r_1,2 - min. - 1.1 mm

r_3,4 - min. - 0.6 mm

a - 32.8 mm

d_a - min. - 156 mm

d_b - min. - 156 mm

D_a - max. - 184 mm

D_b - max. - 186.8 mm

r_a - max. - 1 mm

r_b - max. - 0.6 mm

d_n - 165.6 mm

Basic dynamic load rating - C - 52 kN

Basic static load rating - C₀ - 72 kN

Fatigue load limit - P_u - 2.4 kN

Limiting speed for grease lubrication - 6000 r/min

Limiting speed for oil lubrication - 9000 mm/min

Ball - D_w - 11.112 mm

Ball - z - 35

G_ref - 13 cm3

Calculation factor - f₀ - 17.3

Preload class A - G_A - 270 N

Preload class B - G_B - 820 N

Preload class C - G_C - 1630 N

Calculation factor - f - 1.37

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.09

Calculation factor - f_2C - 1.16

Calculation factor - f_HC - 1

Preload class A - 136 N/micron

Preload class B - 236 N/micron

Preload class C - 346 N/micron

Mass bearing - 1.1 kg

Tags :  SKF , 150x190x20