Bearing 305288 DA (SKF)

Double row angular contact ball bearings 305288 DA

Bearing number : 305288 DA

Size (mm) : 180x250x70

Brand : SKF

Bore Diameter (mm) : 180

Outer Diameter (mm) : 250

Width (mm) : 70

Bearing dimensions and specification in SKF catalogue:

d - 180 mm

D - 250 mm

B - 70 mm

d₁ - - 207.45 mm

D₁ - - 234.7 mm

b - 17.5 mm

K - 6 mm

r_1,2 - min. - 2 mm

a - 156 mm

d_a - min. - 185 mm

D_a - max. - 232 mm

r_a - max. - 2 mm

Basic dynamic load rating - C - 190 kN

Basic static load rating - C₀ - 285 kN

Fatigue load limit - P_u - 8.6 kN

Reference speed - 2000 r/min

Limiting speed - 2600 r/min

Calculation factor - k_r - 0.095

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

Mass bearing - 9.67 kg

Designation

Bore Dia, mm

Outer Dia, mm: