719/8CE/HCP4A轴承

d - 8 mm

D - 19 mm

B - 6 mm

d₁ - 11.3 mm

d₂ - 10.76 mm

D₁ - 15.7 mm

r_1,2 - min. - 0.3 mm

r_3,4 - min. - 0.15 mm

a - 5 mm

d_a - min. - 10 mm

d_b - min. - 10 mm

D_a - max. - 17 mm

D_b - max. - 18.2 mm

r_a - max. - 0.3 mm

r_b - max. - 0.15 mm

d_n - 12.2 mm

Basic dynamic load rating - C - 1.7 kN

Basic static load rating - C₀ - 0.63 kN

Fatigue load limit - P_u - 0.027 kN

Limiting speed for grease lubrication - 145000 r/min

Limiting speed for oil lubrication - 220000 mm/min

Ball - D_w - 3.175 mm

Ball - z - 9

G_ref - 0.09 cm3

Calculation factor - f₀ - 7.2

Preload class A - G_A - 9 N

Preload class B - G_B - 27 N

Preload class C - G_C - 55 N

Calculation factor - f - 1.02

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.05

Calculation factor - f_2C - 1.09

Calculation factor - f_HC - 1.01

Preload class A - 9 N/micron

Preload class B - 14 N/micron

Preload class C - 20 N/micron

Mass bearing - 0.006 kg