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Bearing 71907 CD/HCP4A (SKF)

Angular contact ball bearings, super-precision 71907 CD/HCP4A

Bearing number : 71907 CD/HCP4A

Size (mm) : 35x55x10

Brand : SKF

Bore Diameter (mm) : 35

Outer Diameter (mm) : 55

Width (mm) : 10

Bearing dimensions and specification in SKF catalogue:

d - 35 mm

D - 55 mm

B - 10 mm

d₁ - 41.6 mm

d₂ - 41.6 mm

D₁ - 48.4 mm

r_1,2 - min. - 0.6 mm

r_3,4 - min. - 0.3 mm

a - 11.1 mm

d_a - min. - 38.2 mm

d_b - min. - 38.2 mm

D_a - max. - 51.8 mm

D_b - max. - 53.6 mm

r_a - max. - 0.6 mm

r_b - max. - 0.3 mm

d_n - 43 mm

Basic dynamic load rating - C - 9.8 kN

Basic static load rating - C₀ - 6.6 kN

Fatigue load limit - P_u - 0.275 kN

Limiting speed for grease lubrication - 32000 r/min

Limiting speed for oil lubrication - 45000 mm/min

Ball - D_w - 5.556 mm

Ball - z - 21

G_ref - 0.93 cm3

Calculation factor - f₀ - 10.4

Preload class A - G_A - 35 N

Preload class B - G_B - 70 N

Preload class C - G_C - 140 N

Preload class D - G_D - 280 N

Calculation factor - f - 1.1

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.07

Calculation factor - f_2C - 1.12

Calculation factor - f_2D - 1.18

Calculation factor - f_HC - 1.04

Preload class A - 35 N/micron

Preload class B - 47 N/micron

Preload class C - 64 N/micron

Preload class D - 91 N/micron

Mass bearing - 0.068 kg

Tags :  SKF , 35x55x10