7216ACD/HCP4A轴承

d - 80 mm

D - 140 mm

B - 26 mm

d₁ - 99.5 mm

d₂ - 99.5 mm

D₁ - 120.5 mm

r_1,2 - min. - 2 mm

r_3,4 - min. - 1 mm

a - 38.8 mm

d_a - min. - 91 mm

d_b - min. - 91 mm

D_a - max. - 129 mm

D_b - max. - 134.4 mm

r_a - max. - 2 mm

r_b - max. - 1 mm

d_n - 103.4 mm

Basic dynamic load rating - C - 81.9 kN

Basic static load rating - C₀ - 72 kN

Fatigue load limit - P_u - 2.9 kN

Limiting speed for grease lubrication - 10000 r/min

Limiting speed for oil lubrication - 17000 mm/min

Ball - D_w - 17.462 mm

Ball - z - 17

G_ref - 18.084 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 - 520 N

Preload class B - G_B - 1040 N

Preload class C - G_C - 2080 N

Preload class D - G_D - 4160 N

Calculation factor - f - 1.09

Calculation factor - f₁ - 0.99

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.01

Calculation factor - f_2C - 1.03

Calculation factor - f_2D - 1.06

Calculation factor - f_HC - 1.01

Preload class A - 286 N/micron

Preload class B - 337 N/micron

Preload class C - 445 N/micron

Preload class D - 600 N/micron

Mass bearing - 1.237 kg