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Bearing 7040 CD/HCP4A (SKF)

Angular contact ball bearings, super-precision 7040 CD/HCP4A

Bearing number : 7040 CD/HCP4A

Size (mm) : 200x310x51

Brand : SKF

Bore Diameter (mm) : 200

Outer Diameter (mm) : 310

Width (mm) : 51

Bearing dimensions and specification in SKF catalogue:

d - 200 mm

D - 310 mm

B - 51 mm

d₁ - 233.9 mm

d₂ - 233.9 mm

D₁ - 276.1 mm

r_1,2 - min. - 2.1 mm

r_3,4 - min. - 1.1 mm

a - 59.8 mm

d_a - min. - 211 mm

d_b - min. - 211 mm

D_a - max. - 299 mm

D_b - max. - 304 mm

r_a - max. - 2 mm

r_b - max. - 1 mm

d_n - 243.2 mm

Basic dynamic load rating - C - 296 kN

Basic static load rating - C₀ - 390 kN

Fatigue load limit - P_u - 10.2 kN

Limiting speed for grease lubrication - 5300 r/min

Limiting speed for oil lubrication - 8000 mm/min

Ball - D_w - 34.925 mm

Ball - z - 21

G_ref - 153 cm3

Calculation factor - f₀ - 15.6

Preload class A - G_A - 1100 N

Preload class B - G_B - 2200 N

Preload class C - G_C - 4400 N

Preload class D - G_D - 8800 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 - 230 N/micron

Preload class B - 311 N/micron

Preload class C - 431 N/micron

Preload class D - 617 N/micron

Mass bearing - 10.075 kg

Tags :  SKF , 200x310x51