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Bearing 71913 ACE/HCP4AH1 (SKF)

Angular contact ball bearings, super-precision 71913 ACE/HCP4AH1

Bearing number : 71913 ACE/HCP4AH1

Size (mm) : 65x90x13

Brand : SKF

Bore Diameter (mm) : 65

Outer Diameter (mm) : 90

Width (mm) : 13

Bearing dimensions and specification in SKF catalogue:

d - 65 mm

D - 90 mm

B - 13 mm

d₁ - 72.75 mm

d₂ - 70.7 mm

D₁ - 82.32 mm

K - 0.5 mm

C₁ - 3.83 mm

r_1,2 - min. - 1 mm

r_3,4 - min. - 0.3 mm

a - 25.8 mm

d_a - min. - 69.6 mm

d_b - min. - 67 mm

D_a - max. - 85.4 mm

D_b - max. - 88 mm

r_a - max. - 1 mm

r_b - max. - 0.3 mm

d_n - 74.5 mm

Basic dynamic load rating - C - 15.6 kN

Basic static load rating - C₀ - 11.8 kN

Fatigue load limit - P_u - 0.5 kN

Limiting speed for grease lubrication - 22000 r/min

Limiting speed for oil lubrication - 34000 mm/min

Ball - D_w - 7.938 mm

Ball - z - 24

G_ref - 2.6 cm3

Calculation factor - e - 0.68

Calculation factor - Y₂ - 0.87

Calculation factor - Y₀ - 0.38

Calculation factor - X₂ - 0.41

Calculation factor - Y₁ - 0.92

Calculation factor - Y₂ - 1.41

Calculation factor - Y₀ - 0.76

Calculation factor - X₂ - 0.67

Preload class A - G_A - 142 N

Preload class B - G_B - 425 N

Preload class C - G_C - 850 N

Calculation factor - f - 1.19

Calculation factor - f₁ - 0.98

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.04

Calculation factor - f_2C - 1.08

Calculation factor - f_HC - 1.01

Preload class A - 134 N/micron

Preload class B - 201 N/micron

Preload class C - 264 N/micron

Mass bearing - 0.17 kg

Tags :  SKF , 65x90x13