Bearing 61980 MA (SKF)

Deep groove ball bearings, single row 61980 MA

Bearing number : 61980 MA

Size (mm) : 400x540x65

Brand : SKF

Bore Diameter (mm) : 400

Outer Diameter (mm) : 540

Width (mm) : 65

Bearing dimensions and specification in SKF catalogue:

d - 400 mm

D - 540 mm

B - 65 mm

d₁ - - 445.2 mm

D₁ - - 495.96 mm

r_1,2 - min. - 4 mm

d_a - min. - 415 mm

D_a - max. - 525 mm

r_a - max. - 3 mm

Basic dynamic load rating - C - 345 kN

Basic static load rating - C₀ - 570 kN

Fatigue load limit - P_u - 11.2 kN

Reference speed - 2200 r/min

Limiting speed - 1800 r/min

Calculation factor - k_r - 0.02

Calculation factor - f₀ - 17

Mass bearing - 41.5 kg

Designation

Bore Dia, mm

Outer Dia, mm: