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Bearing 71919 ACD/P4A (SKF)

Angular contact ball bearings, super-precision 71919 ACD/P4A

Bearing number : 71919 ACD/P4A

Size (mm) : 95x130x18

Brand : SKF

Bore Diameter (mm) : 95

Outer Diameter (mm) : 130

Width (mm) : 18

Bearing dimensions and specification in SKF catalogue:

d - 95 mm

D - 130 mm

B - 18 mm

d₁ - 105.8 mm

d₂ - 105.8 mm

D₁ - 119.2 mm

r_1,2 - min. - 1.1 mm

r_3,4 - min. - 0.6 mm

a - 35.3 mm

d_a - min. - 101 mm

d_b - min. - 101 mm

D_a - max. - 124 mm

D_b - max. - 126 mm

r_a - max. - 1 mm

r_b - max. - 0.6 mm

d_n - 108.6 mm

Basic dynamic load rating - C - 46.2 kN

Basic static load rating - C₀ - 52 kN

Fatigue load limit - P_u - 2.1 kN

Limiting speed for grease lubrication - 8500 r/min

Limiting speed for oil lubrication - 14000 mm/min

Ball - D_w - 11.112 mm

Ball - z - 28

G_ref - 7.8 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 - 290 N

Preload class B - G_B - 580 N

Preload class C - G_C - 1160 N

Preload class D - G_D - 2320 N

Calculation factor - f - 1.26

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 - 240 N/micron

Preload class B - 315 N/micron

Preload class C - 420 N/micron

Preload class D - 576 N/micron

Mass bearing - 0.58 kg

Tags :  SKF , 95x130x18