7202CD/P4A轴承

d - 15 mm

D - 35 mm

B - 11 mm

d₁ - 21.4 mm

d₂ - 21.4 mm

D₁ - 29.1 mm

r_1,2 - min. - 0.6 mm

r_3,4 - min. - 0.3 mm

a - 9 mm

d_a - min. - 19.2 mm

d_b - min. - 19.2 mm

D_a - max. - 30.8 mm

D_b - max. - 32.6 mm

r_a - max. - 0.6 mm

r_b - max. - 0.3 mm

d_n - 23 mm

Basic dynamic load rating - C - 7.4 kN

Basic static load rating - C₀ - 3.4 kN

Fatigue load limit - P_u - 0.14 kN

Limiting speed for grease lubrication - 48000 r/min

Limiting speed for oil lubrication - 70000 mm/min

Ball - D_w - 6.35 mm

Ball - z - 10

G_ref - 0.729 cm3

Calculation factor - f₀ - 8.5

Preload class A - G_A - 30 N

Preload class B - G_B - 60 N

Preload class C - G_C - 120 N

Preload class D - G_D - 240 N

Calculation factor - f - 1.03

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.01

Calculation factor - f_2C - 1.03

Calculation factor - f_2D - 1.05

Calculation factor - f_HC - 1

Preload class A - 19 N/micron

Preload class B - 26 N/micron

Preload class C - 35 N/micron

Preload class D - 49 N/micron

Mass bearing - 0.043 kg