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Bearing 71936 CD/P4A (SKF)

Angular contact ball bearings, super-precision 71936 CD/P4A

Bearing number : 71936 CD/P4A

Size (mm) : 180x250x33

Brand : SKF

Bore Diameter (mm) : 180

Outer Diameter (mm) : 250

Width (mm) : 33

Bearing dimensions and specification in SKF catalogue:

d - 180 mm

D - 250 mm

B - 33 mm

d₁ - 201.6 mm

d₂ - 201.6 mm

D₁ - 228.4 mm

r_1,2 - min. - 2 mm

r_3,4 - min. - 1 mm

a - 45.4 mm

d_a - min. - 189 mm

d_b - min. - 189 mm

D_a - max. - 241 mm

D_b - max. - 245 mm

r_a - max. - 2 mm

r_b - max. - 1 mm

d_n - 207.4 mm

Basic dynamic load rating - C - 168 kN

Basic static load rating - C₀ - 212 kN

Fatigue load limit - P_u - 6.1 kN

Limiting speed for grease lubrication - 5300 r/min

Limiting speed for oil lubrication - 8000 mm/min

Ball - D_w - 22.225 mm

Ball - z - 27

G_ref - 54 cm3

Calculation factor - f₀ - 16.3

Preload class A - G_A - 630 N

Preload class B - G_B - 1260 N

Preload class C - G_C - 2520 N

Preload class D - G_D - 5040 N

Calculation factor - f - 1.25

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.04

Calculation factor - f_2C - 1.09

Calculation factor - f_2D - 1.15

Calculation factor - f_HC - 1

Preload class A - 183 N/micron

Preload class B - 250 N/micron

Preload class C - 353 N/micron

Preload class D - 516 N/micron

Mass bearing - 4.2 kg

Tags :  SKF , 180x250x33