Bearings Online Catalogue

Home > Bearings Catalogue Online > Angular Contact Ball Bearings

Bearing 7038 CD/HCP4AH1 (SKF)

Angular contact ball bearings, super-precision 7038 CD/HCP4AH1

Bearing number : 7038 CD/HCP4AH1

Size (mm) : 190x290x46

Brand : SKF

Bore Diameter (mm) : 190

Outer Diameter (mm) : 290

Width (mm) : 46

Bearing dimensions and specification in SKF catalogue:

d - 190 mm

D - 290 mm

B - 46 mm

d₁ - 221.8 mm

d₂ - 221.8 mm

D₁ - 258.2 mm

K - 0.6 mm

C₁ - 13.4 mm

r_1,2 - min. - 2.1 mm

r_3,4 - min. - 1.1 mm

a - 55.3 mm

d_a - min. - 201 mm

d_b - min. - 201 mm

D_a - max. - 279 mm

D_b - max. - 284 mm

r_a - max. - 2 mm

r_b - max. - 1 mm

d_n - 229.7 mm

Basic dynamic load rating - C - 247 kN

Basic static load rating - C₀ - 305 kN

Fatigue load limit - P_u - 8.3 kN

Limiting speed for grease lubrication - 5600 r/min

Limiting speed for oil lubrication - 9000 mm/min

Ball - D_w - 30.162 mm

Ball - z - 22

G_ref - 114 cm3

Calculation factor - f₀ - 15.9

Preload class A - G_A - 950 N

Preload class B - G_B - 1900 N

Preload class C - G_C - 3800 N

Preload class D - G_D - 7600 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 - 1.02

Preload class A - 218 N/micron

Preload class B - 295 N/micron

Preload class C - 411 N/micron

Preload class D - 591 N/micron

Mass bearing - 8.027 kg

Tags :  SKF , 190x290x46