71806CD/HCP4轴承

d - 30 mm

D - 42 mm

B - 7 mm

d₁ - 34.1 mm

d₂ - 34.1 mm

D₁ - 38.1 mm

r_1,2 - min. - 0.3 mm

r_3,4 - min. - 0.15 mm

a - 8.3 mm

d_a - min. - 32 mm

d_b - min. - 32 mm

D_a - max. - 40 mm

D_b - max. - 41.2 mm

r_a - max. - 0.3 mm

r_b - max. - 0.15 mm

d_n - 34.5 mm

Basic dynamic load rating - C - 4.4 kN

Basic static load rating - C₀ - 3.8 kN

Fatigue load limit - P_u - 0.16 kN

Limiting speed for grease lubrication - 38000 r/min

Limiting speed for oil lubrication - 60000 mm/min

Ball - D_w - 3.175 mm

Ball - z - 23

G_ref - 0.24 cm3

Calculation factor - f₀ - 16.8

Preload class A - G_A - 23 N

Preload class B - G_B - 70 N

Preload class C - G_C - 140 N

Calculation factor - f - 1.14

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.1

Calculation factor - f_2C - 1.18

Calculation factor - f_HC - 1.02

Preload class A - 32 N/micron

Preload class B - 55 N/micron

Preload class C - 80 N/micron

Mass bearing - 0.024 kg