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Bearing 7006 ACD/P4A (SKF)

Angular contact ball bearings, super-precision 7006 ACD/P4A

Bearing number : 7006 ACD/P4A

Size (mm) : 30x55x13

Brand : SKF

Bore Diameter (mm) : 30

Outer Diameter (mm) : 55

Width (mm) : 13

Bearing dimensions and specification in SKF catalogue:

d - 30 mm

D - 55 mm

B - 13 mm

d₁ - 37.7 mm

d₂ - 37.7 mm

D₁ - 47.3 mm

r_1,2 - min. - 1 mm

r_3,4 - min. - 0.3 mm

a - 16.6 mm

d_a - min. - 34.6 mm

d_b - min. - 34.6 mm

D_a - max. - 50.4 mm

D_b - max. - 53 mm

r_a - max. - 1 mm

r_b - max. - 0.3 mm

d_n - 39.3 mm

Basic dynamic load rating - C - 13.8 kN

Basic static load rating - C₀ - 7.6 kN

Fatigue load limit - P_u - 0.325 kN

Limiting speed for grease lubrication - 28000 r/min

Limiting speed for oil lubrication - 43000 mm/min

Ball - D_w - 7.938 mm

Ball - z - 14

G_ref - 1.59 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 - 90 N

Preload class B - G_B - 180 N

Preload class C - G_C - 360 N

Preload class D - G_D - 720 N

Calculation factor - f - 1.06

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

Preload class A - 79 N/micron

Preload class B - 102 N/micron

Preload class C - 133 N/micron

Preload class D - 176 N/micron

Mass bearing - 0.112 kg

Tags :  SKF , 30x55x13