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Bearing 71914 ACB/HCP4AL (SKF)

Angular contact ball bearings, super-precision 71914 ACB/HCP4AL

Bearing number : 71914 ACB/HCP4AL

Size (mm) : 70x100x16

Brand : SKF

Bore Diameter (mm) : 70

Outer Diameter (mm) : 100

Width (mm) : 16

Bearing dimensions and specification in SKF catalogue:

d - 70 mm

D - 100 mm

B - 16 mm

d₁ - 80.94 mm

d₂ - 79.55 mm

D₂ - 91.66 mm

b - 1.5 mm

C₁ - 8.6 mm

C₂ - 3.8 mm

C₃ - 1.7 mm

r_1,2 - min. - 1 mm

r_3,4 - min. - 0.3 mm

a - 31.2 mm

d_a - min. - 74.6 mm

d_b - min. - 74.6 mm

D_a - max. - 95.4 mm

D_b - max. - 98 mm

r_a - max. - 1 mm

r_b - max. - 0.3 mm

d_n - 81.9 mm

Basic dynamic load rating - C - 12.7 kN

Basic static load rating - C₀ - 11.6 kN

Fatigue load limit - P_u - 0.49 kN

Limiting speed for grease lubrication - 19000 r/min

Limiting speed for oil lubrication - 30000 mm/min

Ball - D_w - 6.35 mm

Ball - z - 32

G_ref - 4.49 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 - 75 N

Preload class B - G_B - 150 N

Preload class C - G_C - 450 N

Calculation factor - f - 1.1

Calculation factor - f₁ - 0.99

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.02

Calculation factor - f_2C - 1.08

Calculation factor - f_HC - 1.01

Preload class A - 125 N/micron

Preload class B - 160 N/micron

Preload class C - 244 N/micron

Mass bearing - 0.328 kg

Tags :  SKF , 70x100x16