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Bearing 71914 ACD/P4AH1 (SKF)

Angular contact ball bearings, super-precision 71914 ACD/P4AH1

Bearing number : 71914 ACD/P4AH1

Size (mm) : 70x100x16

Brand : SKF

Bore Diameter (mm) : 70

Outer Diameter (mm) : 100

Width (mm) : 16

Bearing dimensions and specification in SKF catalogue:

d - 70 mm

D - 100 mm

B - 16 mm

d₁ - 79.2 mm

d₂ - 79.2 mm

D₁ - 90.8 mm

K - 0.5 mm

C₁ - 4.46 mm

r_1,2 - min. - 1 mm

r_3,4 - min. - 0.3 mm

a - 27.9 mm

d_a - min. - 74.6 mm

d_b - min. - 74.6 mm

D_a - max. - 95.4 mm

D_b - max. - 98 mm

r_a - max. - 1 mm

r_b - max. - 0.3 mm

d_n - 81.7 mm

Basic dynamic load rating - C - 32.5 kN

Basic static load rating - C₀ - 32.5 kN

Fatigue load limit - P_u - 1.4 kN

Limiting speed for grease lubrication - 11000 r/min

Limiting speed for oil lubrication - 18000 mm/min

Ball - D_w - 9.525 mm

Ball - z - 24

G_ref - 4.5 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 - 200 N

Preload class B - G_B - 400 N

Preload class C - G_C - 800 N

Preload class D - G_D - 1600 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_2D - 1.14

Calculation factor - f_HC - 1

Preload class A - 180 N/micron

Preload class B - 235 N/micron

Preload class C - 314 N/micron

Preload class D - 428 N/micron

Mass bearing - 0.33 kg

Tags :  SKF , 70x100x16