Bearings Online Catalogue

Home > Bearings Catalogue Online > Angular Contact Ball Bearings

Bearing 7215 CD/HCP4A (SKF)

Angular contact ball bearings, super-precision 7215 CD/HCP4A

Bearing number : 7215 CD/HCP4A

Size (mm) : 75x130x25

Brand : SKF

Bore Diameter (mm) : 75

Outer Diameter (mm) : 130

Width (mm) : 25

Bearing dimensions and specification in SKF catalogue:

d - 75 mm

D - 130 mm

B - 25 mm

d₁ - 92.9 mm

d₂ - 92.9 mm

D₁ - 112.1 mm

r_1,2 - min. - 1.5 mm

r_3,4 - min. - 0.6 mm

a - 26.3 mm

d_a - min. - 84 mm

d_b - min. - 84 mm

D_a - max. - 121 mm

D_b - max. - 125.8 mm

r_a - max. - 1.5 mm

r_b - max. - 0.6 mm

d_n - 96.6 mm

Basic dynamic load rating - C - 71.5 kN

Basic static load rating - C₀ - 62 kN

Fatigue load limit - P_u - 2.6 kN

Limiting speed for grease lubrication - 14000 r/min

Limiting speed for oil lubrication - 20000 mm/min

Ball - D_w - 15.875 mm

Ball - z - 17

G_ref - 14.895 cm3

Calculation factor - f₀ - 15

Preload class A - G_A - 270 N

Preload class B - G_B - 540 N

Preload class C - G_C - 1080 N

Preload class D - G_D - 2160 N

Calculation factor - f - 1.08

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.01

Calculation factor - f_2C - 1.03

Calculation factor - f_2D - 1.06

Calculation factor - f_HC - 1.01

Preload class A - 97 N/micron

Preload class B - 131 N/micron

Preload class C - 183 N/micron

Preload class D - 263 N/micron

Mass bearing - 1.044 kg

Tags :  SKF , 75x130x25