Bearings Online Catalogue

Home > Bearings Catalogue Online > Angular Contact Ball Bearings

Bearing 7015 ACE/P4A (SKF)

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

Bearing number : 7015 ACE/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 - 89.28 mm

d₂ - 86.8 mm

D₁ - 100.72 mm

r_1,2 - min. - 1.1 mm

r_3,4 - min. - 0.6 mm

a - 32.3 mm

d_a - min. - 81 mm

d_b - min. - 81 mm

D_a - max. - 109 mm

D_b - max. - 110.8 mm

r_a - max. - 1 mm

r_b - max. - 0.6 mm

d_n - 91.5 mm

Basic dynamic load rating - C - 24.7 kN

Basic static load rating - C₀ - 20.4 kN

Fatigue load limit - P_u - 0.865 kN

Limiting speed for grease lubrication - 14500 r/min

Limiting speed for oil lubrication - 23000 mm/min

Ball - D_w - 9.525 mm

Ball - z - 26

G_ref - 8.6 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 - 220 N

Preload class B - G_B - 670 N

Preload class C - G_C - 1340 N

Calculation factor - f - 1.1

Calculation factor - f₁ - 0.99

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.03

Calculation factor - f_2C - 1.06

Calculation factor - f_HC - 1

Preload class A - 161 N/micron

Preload class B - 243 N/micron

Preload class C - 318 N/micron

Mass bearing - 0.646 kg

Tags :  SKF , 75x115x20