Bearing 306 (SKF)

Deep groove ball bearings, single row, with filling slots 306

Bearing number : 306

Size (mm) : 30x72x19

Brand : SKF

Bore Diameter (mm) : 30

Outer Diameter (mm) : 72

Width (mm) : 19

Bearing dimensions and specification in SKF catalogue:

d - 30 mm

D - 72 mm

B - 19 mm

d₁ - - 44.6 mm

D₂ - - 61.88 mm

r_1,2 - min. - 1.1 mm

d_a - min. - 37 mm

D_a - max. - 65 mm

r_a - max. - 1 mm

Basic dynamic load rating - C - 29.7 kN

Basic static load rating - C₀ - 21.6 kN

Fatigue load limit - P_u - 0.93 kN

Reference speed - 18000 r/min

Limiting speed - 11000 r/min

Calculation factor - k_r - 0.05

Mass bearing - 0.37 kg

Designation

Bore Dia, mm

Outer Dia, mm: