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Bearing 7219 ACD/HCP4A (SKF)

Angular contact ball bearings, super-precision 7219 ACD/HCP4A

Bearing number : 7219 ACD/HCP4A

Size (mm) : 95x170x32

Brand : SKF

Bore Diameter (mm) : 95

Outer Diameter (mm) : 170

Width (mm) : 32

Bearing dimensions and specification in SKF catalogue:

d - 95 mm

D - 170 mm

B - 32 mm

d₁ - 118.1 mm

d₂ - 118.1 mm

D₁ - 146.9 mm

r_1,2 - min. - 2.1 mm

r_3,4 - min. - 1.1 mm

a - 47.1 mm

d_a - min. - 107 mm

d_b - min. - 107 mm

D_a - max. - 158 mm

D_b - max. - 163 mm

r_a - max. - 2 mm

r_b - max. - 1 mm

d_n - 124.4 mm

Basic dynamic load rating - C - 133 kN

Basic static load rating - C₀ - 114 kN

Fatigue load limit - P_u - 4.2 kN

Limiting speed for grease lubrication - 8500 r/min

Limiting speed for oil lubrication - 14000 mm/min

Ball - D_w - 23.812 mm

Ball - z - 15

G_ref - 34.314 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 - 850 N

Preload class B - G_B - 1700 N

Preload class C - G_C - 3400 N

Preload class D - G_D - 6800 N

Calculation factor - f - 1.09

Calculation factor - f₁ - 0.99

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.01

Calculation factor - f_2C - 1.03

Calculation factor - f_2D - 1.06

Calculation factor - f_HC - 1.01

Preload class A - 310 N/micron

Preload class B - 405 N/micron

Preload class C - 535 N/micron

Preload class D - 721 N/micron

Mass bearing - 2.204 kg

Tags :  SKF , 95x170x32