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Bearing 71807 CD/HCP4 (SKF)

Angular contact ball bearings, super-precision 71807 CD/HCP4

Bearing number : 71807 CD/HCP4

Size (mm) : 35x47x7

Brand : SKF

Bore Diameter (mm) : 35

Outer Diameter (mm) : 47

Width (mm) : 7

Bearing dimensions and specification in SKF catalogue:

d - 35 mm

D - 47 mm

B - 7 mm

d₁ - 39.1 mm

d₂ - 39.1 mm

D₁ - 43.1 mm

r_1,2 - min. - 0.3 mm

r_3,4 - min. - 0.15 mm

a - 9 mm

d_a - min. - 37 mm

d_b - min. - 37 mm

D_a - max. - 45 mm

D_b - max. - 46.2 mm

r_a - max. - 0.3 mm

r_b - max. - 0.15 mm

d_n - 39.5 mm

Basic dynamic load rating - C - 4.6 kN

Basic static load rating - C₀ - 4.3 kN

Fatigue load limit - P_u - 0.183 kN

Limiting speed for grease lubrication - 34000 r/min

Limiting speed for oil lubrication - 53000 mm/min

Ball - D_w - 3.175 mm

Ball - z - 26

G_ref - 0.28 cm3

Calculation factor - f₀ - 17

Preload class A - G_A - 25 N

Preload class B - G_B - 75 N

Preload class C - G_C - 150 N

Calculation factor - f - 1.18

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.1

Calculation factor - f_2C - 1.18

Calculation factor - f_HC - 1.02

Preload class A - 36 N/micron

Preload class B - 62 N/micron

Preload class C - 90 N/micron

Mass bearing - 0.026 kg

Tags :  SKF , 35x47x7