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Bearing 71915 ACB/P4A (SKF)

Angular contact ball bearings, super-precision 71915 ACB/P4A

Bearing number : 71915 ACB/P4A

Size (mm) : 75x105x16

Brand : SKF

Bore Diameter (mm) : 75

Outer Diameter (mm) : 105

Width (mm) : 16

Bearing dimensions and specification in SKF catalogue:

d - 75 mm

D - 105 mm

B - 16 mm

d₁ - 85.94 mm

d₂ - 84.55 mm

D₂ - 97.5 mm

r_1,2 - min. - 1 mm

r_3,4 - min. - 0.6 mm

a - 32.3 mm

d_a - min. - 79.6 mm

d_b - min. - 79.6 mm

D_a - max. - 100 mm

D_b - max. - 101.8 mm

r_a - max. - 1 mm

r_b - max. - 0.6 mm

d_n - 86.9 mm

Basic dynamic load rating - C - 13.3 kN

Basic static load rating - C₀ - 12.5 kN

Fatigue load limit - P_u - 0.52 kN

Limiting speed for grease lubrication - 15000 r/min

Limiting speed for oil lubrication - 24000 mm/min

Ball - D_w - 6.35 mm

Ball - z - 34

G_ref - 4.76 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 - 80 N

Preload class B - G_B - 160 N

Preload class C - G_C - 480 N

Calculation factor - f - 1.11

Calculation factor - f₁ - 0.99

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.02

Calculation factor - f_2C - 1.07

Calculation factor - f_HC - 1

Preload class A - 120 N/micron

Preload class B - 155 N/micron

Preload class C - 234 N/micron

Mass bearing - 0.365 kg

Tags :  SKF , 75x105x16