71801ACD/HCP4轴承

d - 12 mm

D - 21 mm

B - 5 mm

d₁ - 15.1 mm

d₂ - 15.1 mm

D₁ - 18.1 mm

r_1,2 - min. - 0.3 mm

r_3,4 - min. - 0.15 mm

a - 6.4 mm

d_a - min. - 14 mm

d_b - min. - 14 mm

D_a - max. - 19 mm

D_b - max. - 20.2 mm

r_a - max. - 0.3 mm

r_b - max. - 0.15 mm

d_n - 15.4 mm

Basic dynamic load rating - C - 2 kN

Basic static load rating - C₀ - 1.1 kN

Fatigue load limit - P_u - 0.048 kN

Limiting speed for grease lubrication - 75000 r/min

Limiting speed for oil lubrication - 110000 mm/min

Ball - D_w - 2.381 mm

Ball - z - 14

G_ref - 0.07 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 - 17 N

Preload class B - G_B - 53 N

Preload class C - G_C - 105 N

Calculation factor - f - 1.06

Calculation factor - f₁ - 0.97

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.09

Calculation factor - f_2C - 1.17

Calculation factor - f_HC - 1.02

Preload class A - 38 N/micron

Preload class B - 59 N/micron

Preload class C - 80 N/micron

Mass bearing - 0.006 kg