Bearing 61988 MA (SKF)

Deep groove ball bearings, single row 61988 MA

Bearing number : 61988 MA

Size (mm) : 440x600x74

Brand : SKF

Bore Diameter (mm) : 440

Outer Diameter (mm) : 600

Width (mm) : 74

Bearing dimensions and specification in SKF catalogue:

d - 440 mm

D - 600 mm

B - 74 mm

d₁ - - 492 mm

D₁ - - 548.23 mm

r_1,2 - min. - 4 mm

d_a - min. - 455 mm

D_a - max. - 585 mm

r_a - max. - 3 mm

Basic dynamic load rating - C - 410 kN

Basic static load rating - C₀ - 720 kN

Fatigue load limit - P_u - 13.2 kN

Reference speed - 2000 r/min

Limiting speed - 1600 r/min

Calculation factor - k_r - 0.02

Calculation factor - f₀ - 17

Mass bearing - 60.5 kg

Designation

Bore Dia, mm

Outer Dia, mm: