Bearing 3304 A (SKF)

Double row angular contact ball bearings 3304 A

Bearing number : 3304 A

Size (mm) : 20x52x22,2

Brand : SKF

Bore Diameter (mm) : 20

Outer Diameter (mm) : 52

Width (mm) : 22,2

Bearing dimensions and specification in SKF catalogue:

d - 20 mm

D - 52 mm

B - 22.2 mm

d₂ - - 29.9 mm

D₂ - - 43.95 mm

r_1,2 - min. - 1.1 mm

a - 30 mm

d_a - min. - 27 mm

D_a - max. - 45 mm

r_a - max. - 1 mm

Basic dynamic load rating - C - 23.6 kN

Basic static load rating - C₀ - 14.6 kN

Fatigue load limit - P_u - 0.62 kN

Reference speed - 13000 r/min

Limiting speed - 13000 r/min

Calculation factor - k_r - 0.07

Calculation factor - e - 0.8

Calculation factor - X - 0.63

Calculation factor - Y₀ - 0.66

Calculation factor - Y₁ - 0.78

Calculation factor - Y₂ - 1.24

Mass bearing - 0.22 kg

Designation

Bore Dia, mm

Outer Dia, mm: