7210BECBJ轴承

d - 50 mm

D - 90 mm

B - 20 mm

d₁ - - 65.75 mm

d₂ - - 57.68 mm

D₁ - - 75.15 mm

a - 39 mm

r_1,2 - min. - 1.1 mm

r_3,4 - min. - 0.6 mm

d_a - min. - 57 mm

D_a - max. - 83 mm

D_b - max. - 85.8 mm

r_a - max. - 1 mm

r_b - max. - 0.6 mm

Basic dynamic load rating - C - 37.7 kN

Basic static load rating - C₀ - 28.5 kN

Fatigue load limit - P_u - 1.2 kN

Reference speed - 8500 r/min

Limiting speed - 8500 r/min

Calculation factor - k_r - 0.095

Calculation factor - k_a - 1.4

Calculation factor - e - 1.14

Calculation factor - X - 0.57

Calculation factor - Y₀ - 0.52

Calculation factor - Y₁ - 0.55

Calculation factor - Y₂ - 0.93

Calculation factor - X - 0.35

Calculation factor - Y₀ - 0.26

Calculation factor - Y₁ -

Calculation factor - Y₂ - 0.57

Mass bearing - 0.47 kg