Bearings Online Catalogue

Home > Bearings Catalogue Online > Angular Contact Ball Bearings

Bearing 7015 CB/HCP4A (SKF)

Angular contact ball bearings, super-precision 7015 CB/HCP4A

Bearing number : 7015 CB/HCP4A

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 - 90 mm

d₂ - 88.2 mm

D₂ - 102.8 mm

r_1,2 - min. - 1.1 mm

r_3,4 - min. - 0.6 mm

a - 22.3 mm

d_a - min. - 81 mm

d_b - min. - 81 mm

D_a - max. - 109 mm

D_b - max. - 111.8 mm

r_a - max. - 1 mm

r_b - max. - 0.6 mm

d_n - 91.1 mm

Basic dynamic load rating - C - 19.9 kN

Basic static load rating - C₀ - 17.6 kN

Fatigue load limit - P_u - 0.75 kN

Limiting speed for grease lubrication - 18000 r/min

Limiting speed for oil lubrication - 28000 mm/min

Ball - D_w - 7.938 mm

Ball - z - 30

G_ref - 7.7 cm3

Calculation factor - f₀ - 9.7

Preload class A - G_A - 65 N

Preload class B - G_B - 130 N

Preload class C - G_C - 390 N

Calculation factor - f - 1.08

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.02

Calculation factor - f_2C - 1.05

Calculation factor - f_HC - 1.01

Preload class A - 56 N/micron

Preload class B - 73 N/micron

Preload class C - 115 N/micron

Mass bearing - 0.663 kg

Tags :  SKF , 75x115x20