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Bearing 7015 CD/P4A (SKF)

Angular contact ball bearings, super-precision 7015 CD/P4A

Bearing number : 7015 CD/P4A

Size (mm) : 75x115x20

Brand : SKF

Bore Diameter (mm) : 75

Outer Diameter (mm) : 115

Width (mm) : 20

Bearing dimensions and specification in SKF catalogue:

d - 75 mm

D - 115 mm

B - 20 mm

d₁ - 87.3 mm

d₂ - 87.3 mm

D₁ - 102.7 mm

r_1,2 - min. - 1.1 mm

r_3,4 - min. - 0.6 mm

a - 22.8 mm

d_a - min. - 81 mm

d_b - min. - 81 mm

D_a - max. - 109 mm

D_b - max. - 111 mm

r_a - max. - 1 mm

r_b - max. - 0.6 mm

d_n - 90 mm

Basic dynamic load rating - C - 52.7 kN

Basic static load rating - C₀ - 49 kN

Fatigue load limit - P_u - 2.1 kN

Limiting speed for grease lubrication - 11000 r/min

Limiting speed for oil lubrication - 18000 mm/min

Ball - D_w - 12.7 mm

Ball - z - 20

G_ref - 8.4 cm3

Calculation factor - f₀ - 15.7

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 - 1.14

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.02

Calculation factor - f_2C - 1.05

Calculation factor - f_2D - 1.09

Calculation factor - f_HC - 1

Preload class A - 84 N/micron

Preload class B - 115 N/micron

Preload class C - 162 N/micron

Preload class D - 235 N/micron

Mass bearing - 0.628 kg

Tags :  SKF , 75x115x20