Bearing 7211 BECBM (SKF)

Angular contact ball bearings, single row 7211 BECBM

Bearing number : 7211 BECBM

Size (mm) : 55x100x21

Brand : SKF

Bore Diameter (mm) : 55

Outer Diameter (mm) : 100

Width (mm) : 21

Bearing dimensions and specification in SKF catalogue:

d - 55 mm

D - 100 mm

B - 21 mm

d₁ - - 72.45 mm

d₂ - - 63.62 mm

D₁ - - 83.7 mm

a - 43 mm

r_1,2 - min. - 1.5 mm

r_3,4 - min. - 1 mm

d_a - min. - 64 mm

D_a - max. - 91 mm

D_b - max. - 94 mm

r_a - max. - 1.5 mm

r_b - max. - 1 mm

Basic dynamic load rating - C - 49 kN

Basic static load rating - C₀ - 40 kN

Fatigue load limit - P_u - 1.7 kN

Reference speed - 8000 r/min

Limiting speed - 8000 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 - 0.62 kg

Designation

Bore Dia, mm

Outer Dia, mm: