Bearing 61811-2RZ (SKF)

Deep groove ball bearings, single row 61811-2RZ

Bearing number : 61811-2RZ

Size (mm) : 55x72x9

Brand : SKF

Bore Diameter (mm) : 55

Outer Diameter (mm) : 72

Width (mm) : 9

Bearing dimensions and specification in SKF catalogue:

d - 55 mm

D - 72 mm

B - 9 mm

d₁ - - 60.6 mm

D₂ - - 68.6 mm

r_1,2 - min. - 0.3 mm

d_a - min. - 57 mm

d_a - max. - 60.5 mm

D_a - max. - 70 mm

r_a - max. - 0.3 mm

Basic dynamic load rating - C - 9 kN

Basic static load rating - C₀ - 8.8 kN

Fatigue load limit - P_u - 0.375 kN

Reference speed - 19000 r/min

Limiting speed - 9500 r/min

Calculation factor - k_r - 0.015

Calculation factor - f₀ - 17

Mass bearing - 0.083 kg

Designation

Bore Dia, mm

Outer Dia, mm: