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Bearing 7014 ACD/HCP4A (SKF)

Angular contact ball bearings, super-precision 7014 ACD/HCP4A

Bearing number : 7014 ACD/HCP4A

Size (mm) : 70x110x20

Brand : SKF

Bore Diameter (mm) : 70

Outer Diameter (mm) : 110

Width (mm) : 20

Bearing dimensions and specification in SKF catalogue:

d - 70 mm

D - 110 mm

B - 20 mm

d₁ - 82.3 mm

d₂ - 82.3 mm

D₁ - 97.7 mm

r_1,2 - min. - 1.1 mm

r_3,4 - min. - 0.6 mm

a - 31.1 mm

d_a - min. - 76 mm

d_b - min. - 76 mm

D_a - max. - 104 mm

D_b - max. - 106 mm

r_a - max. - 1 mm

r_b - max. - 0.6 mm

d_n - 85 mm

Basic dynamic load rating - C - 48.8 kN

Basic static load rating - C₀ - 44 kN

Fatigue load limit - P_u - 1.9 kN

Limiting speed for grease lubrication - 13000 r/min

Limiting speed for oil lubrication - 20000 mm/min

Ball - D_w - 12.7 mm

Ball - z - 19

G_ref - 8.1 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 - 300 N

Preload class B - G_B - 600 N

Preload class C - G_C - 1200 N

Preload class D - G_D - 2400 N

Calculation factor - f - 1.12

Calculation factor - f₁ - 0.99

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.02

Calculation factor - f_2C - 1.05

Calculation factor - f_2D - 1.08

Calculation factor - f_HC - 1.02

Preload class A - 212 N/micron

Preload class B - 276 N/micron

Preload class C - 366 N/micron

Preload class D - 496 N/micron

Mass bearing - 0.499 kg

Tags :  SKF , 70x110x20