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Bearing 71932 ACD/P4AL (SKF)

Angular contact ball bearings, super-precision 71932 ACD/P4AL

Bearing number : 71932 ACD/P4AL

Size (mm) : 160x220x28

Brand : SKF

Bore Diameter (mm) : 160

Outer Diameter (mm) : 220

Width (mm) : 28

Bearing dimensions and specification in SKF catalogue:

d - 160 mm

D - 220 mm

B - 28 mm

d₁ - 178.5 mm

d₂ - 178.5 mm

D₁ - 201.5 mm

b - 2.6 mm

C₁ - 15.6 mm

C₂ - 6.6 mm

C₃ - 5.6 mm

r_1,2 - min. - 2 mm

r_3,4 - min. - 1 mm

a - 58.5 mm

d_a - min. - 169 mm

d_b - min. - 169 mm

D_a - max. - 211 mm

D_b - max. - 215 mm

r_a - max. - 2 mm

r_b - max. - 1 mm

d_n - 183.5 mm

Basic dynamic load rating - C - 124 kN

Basic static load rating - C₀ - 153 kN

Fatigue load limit - P_u - 4.8 kN

Limiting speed for grease lubrication - 5300 r/min

Limiting speed for oil lubrication - 8000 mm/min

Ball - D_w - 19.05 mm

Ball - z - 28

G_ref - 33 cm3

Calculation factor - e - 0.68

Calculation factor - Y₂ - 0.87

Calculation factor - Y₀ - 0.38

Calculation factor - X₂ - 0.41

Calculation factor - Y₁ - 0.92

Calculation factor - Y₂ - 1.41

Calculation factor - Y₀ - 0.76

Calculation factor - X₂ - 0.67

Preload class A - G_A - 800 N

Preload class B - G_B - 1600 N

Preload class C - G_C - 3200 N

Preload class D - G_D - 6400 N

Calculation factor - f - 1.27

Calculation factor - f₁ - 0.98

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.04

Calculation factor - f_2C - 1.08

Calculation factor - f_2D - 1.14

Calculation factor - f_HC - 1

Preload class A - 402 N/micron

Preload class B - 530 N/micron

Preload class C - 710 N/micron

Preload class D - 970 N/micron

Mass bearing - 2.7 kg

Tags :  SKF , 160x220x28