71903CE/P4A轴承

d - 17 mm

D - 30 mm

B - 7 mm

d₁ - 21.1 mm

d₂ - 20.1 mm

D₁ - 25.9 mm

r_1,2 - min. - 0.3 mm

r_3,4 - min. - 0.15 mm

a - 7 mm

d_a - min. - 19 mm

d_b - min. - 19 mm

D_a - max. - 28 mm

D_b - max. - 29.2 mm

r_a - max. - 0.3 mm

r_b - max. - 0.15 mm

d_n - 22 mm

Basic dynamic load rating - C - 3.3 kN

Basic static load rating - C₀ - 1.6 kN

Fatigue load limit - P_u - 0.067 kN

Limiting speed for grease lubrication - 70000 r/min

Limiting speed for oil lubrication - 106000 mm/min

Ball - D_w - 3.969 mm

Ball - z - 13

G_ref - 0.2 cm3

Calculation factor - f₀ - 7.9

Preload class A - G_A - 18 N

Preload class B - G_B - 54 N

Preload class C - G_C - 108 N

Calculation factor - f - 1.05

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.04

Calculation factor - f_2C - 1.08

Calculation factor - f_HC - 1

Preload class A - 14 N/micron

Preload class B - 23 N/micron

Preload class C - 31 N/micron

Mass bearing - 0.016 kg