Bearing 7221 BEP (SKF)

Angular contact ball bearings, single row 7221 BEP

Bearing number : 7221 BEP

Size (mm) : 105x190x36

Brand : SKF

Bore Diameter (mm) : 105

Outer Diameter (mm) : 190

Width (mm) : 36

Bearing dimensions and specification in SKF catalogue:

d - 105 mm

D - 190 mm

B - 36 mm

d₁ - - 137.95 mm

d₂ - - 121.17 mm

D₁ - - 159.1 mm

a - 80 mm

r_1,2 - min. - 2.1 mm

r_3,4 - min. - 1.1 mm

d_a - min. - 117 mm

D_a - max. - 178 mm

D_b - max. - 183 mm

r_a - max. - 2 mm

r_b - max. - 1 mm

Basic dynamic load rating - C - 148 kN

Basic static load rating - C₀ - 137 kN

Fatigue load limit - P_u - 4.8 kN

Reference speed - 3800 r/min

Limiting speed - 3800 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 - 3.95 kg

Designation

Bore Dia, mm

Outer Dia, mm: