Bearing 7238 BCBM (SKF)

Angular contact ball bearings, single row 7238 BCBM

Bearing number : 7238 BCBM

Size (mm) : 190x340x55

Brand : SKF

Bore Diameter (mm) : 190

Outer Diameter (mm) : 340

Width (mm) : 55

Bearing dimensions and specification in SKF catalogue:

d - 190 mm

D - 340 mm

B - 55 mm

d₁ - - 250.4 mm

d₂ - - 224.1 mm

D₁ - - 285.4 mm

a - 139 mm

r_1,2 - min. - 4 mm

r_3,4 - min. - 1.5 mm

d_a - min. - 207 mm

D_a - max. - 323 mm

D_b - max. - 331 mm

r_a - max. - 3 mm

r_b - max. - 1.5 mm

Basic dynamic load rating - C - 307 kN

Basic static load rating - C₀ - 405 kN

Fatigue load limit - P_u - 10.4 kN

Reference speed - 2000 r/min

Limiting speed - 2200 r/min

Calculation factor - k_r - 0.08

Calculation factor - k_a - 1.2

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 - 22 kg

Designation

Bore Dia, mm

Outer Dia, mm: