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Bearing S7009 CB/P4A (SKF)

Angular contact ball bearings, super-precision S7009 CB/P4A

Bearing number : S7009 CB/P4A

Size (mm) : 45x75x16

Brand : SKF

Bore Diameter (mm) : 45

Outer Diameter (mm) : 75

Width (mm) : 16

Bearing dimensions and specification in SKF catalogue:

d - 45 mm

D - 75 mm

B - 16 mm

d₁ - 56.44 mm

d₂ - 55.17 mm

D₂ - 65.58 mm

r_1,2 - min. - 1 mm

r_3,4 - min. - 0.6 mm

a - 16.1 mm

d_a - min. - 49.6 mm

d_a - max. - 55.8 mm

d_b - min. - 49.6 mm

d_b - max. - 54.6 mm

D_a - max. - 70.4 mm

D_b - max. - 71.8 mm

r_a - max. - 1 mm

r_b - max. - 0.6 mm

Basic dynamic load rating - C - 9.6 kN

Basic static load rating - C₀ - 7.2 kN

Fatigue load limit - P_u - 0.305 kN

Limiting speed for grease lubrication - 26000 r/min

Ball - D_w - 5.556 mm

Ball - z - 25

Calculation factor - f₀ - 9.6

Preload class A - G_A - 31 N

Preload class B - G_B - 62 N

Preload class C - G_C - 185 N

Calculation factor - f - 1.05

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

Preload class A - 31 N/micron

Preload class B - 40 N/micron

Preload class C - 64 N/micron

Mass bearing - 0.26 kg

Tags :  SKF , 45x75x16