Bearing 7304 BECBM (SKF)

Angular contact ball bearings, single row 7304 BECBM

Bearing number : 7304 BECBM

Size (mm) : 20x52x15

Brand : SKF

Bore Diameter (mm) : 20

Outer Diameter (mm) : 52

Width (mm) : 15

Bearing dimensions and specification in SKF catalogue:

d - 20 mm

D - 52 mm

B - 15 mm

d₁ - - 33.15 mm

d₂ - - 26.75 mm

D₁ - - 40.5 mm

a - 22.8 mm

r_1,2 - min. - 1.1 mm

r_3,4 - min. - 0.6 mm

d_a - min. - 27 mm

D_a - max. - 45 mm

D_b - max. - 47.8 mm

r_a - max. - 1 mm

r_b - max. - 0.6 mm

Basic dynamic load rating - C - 19 kN

Basic static load rating - C₀ - 10 kN

Fatigue load limit - P_u - 0.425 kN

Reference speed - 18000 r/min

Limiting speed - 18000 r/min

Calculation factor - k_r - 0.1

Calculation factor - k_a - 1.6

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 - 0.14 kg

Designation

Bore Dia, mm

Outer Dia, mm: