Bearing 61909 (SKF)

Deep groove ball bearings, single row 61909

Bearing number : 61909

Size (mm) : 45x68x12

Brand : SKF

Bore Diameter (mm) : 45

Outer Diameter (mm) : 68

Width (mm) : 12

Bearing dimensions and specification in SKF catalogue:

d - 45 mm

D - 68 mm

B - 12 mm

d₁ - - 52.4 mm

D₁ - - 60.6 mm

r_1,2 - min. - 0.6 mm

d_a - min. - 48.2 mm

D_a - max. - 64.8 mm

r_a - max. - 0.6 mm

Basic dynamic load rating - C - 14 kN

Basic static load rating - C₀ - 10.8 kN

Fatigue load limit - P_u - 0.465 kN

Reference speed - 20000 r/min

Limiting speed - 13000 r/min

Calculation factor - k_r - 0.02

Calculation factor - f₀ - 15.9

Mass bearing - 0.14 kg

Designation

Bore Dia, mm

Outer Dia, mm: