7018ACD/HCP4A轴承

d - 90 mm

D - 140 mm

B - 24 mm

d₁ - 105.4 mm

d₂ - 105.4 mm

D₁ - 124.6 mm

r_1,2 - min. - 1.5 mm

r_3,4 - min. - 1 mm

a - 39 mm

d_a - min. - 97 mm

d_b - min. - 97 mm

D_a - max. - 133 mm

D_b - max. - 136 mm

r_a - max. - 1.5 mm

r_b - max. - 1 mm

d_n - 108.7 mm

Basic dynamic load rating - C - 74.1 kN

Basic static load rating - C₀ - 72 kN

Fatigue load limit - P_u - 2.8 kN

Limiting speed for grease lubrication - 10000 r/min

Limiting speed for oil lubrication - 16000 mm/min

Ball - D_w - 15.875 mm

Ball - z - 20

G_ref - 15 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 - 460 N

Preload class B - G_B - 920 N

Preload class C - G_C - 1840 N

Preload class D - G_D - 3680 N

Calculation factor - f - 1.14

Calculation factor - f₁ - 0.99

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.02

Calculation factor - f_2C - 1.05

Calculation factor - f_2D - 1.08

Calculation factor - f_HC - 1.02

Preload class A - 272 N/micron

Preload class B - 356 N/micron

Preload class C - 472 N/micron

Preload class D - 638 N/micron

Mass bearing - 1.014 kg