Bearing 618/630 MA (SKF)

Deep groove ball bearings, single row 618/630 MA

Bearing number : 618/630 MA

Size (mm) : 630x780x69

Brand : SKF

Bore Diameter (mm) : 630

Outer Diameter (mm) : 780

Width (mm) : 69

Bearing dimensions and specification in SKF catalogue:

d - 630 mm

D - 780 mm

B - 69 mm

d₁ - - 678.3 mm

D₁ - - 731.45 mm

r_1,2 - min. - 4 mm

d_a - min. - 645 mm

D_a - max. - 765 mm

r_a - max. - 3 mm

Basic dynamic load rating - C - 442 kN

Basic static load rating - C₀ - 965 kN

Fatigue load limit - P_u - 15.3 kN

Reference speed - 1400 r/min

Limiting speed - 1100 r/min

Calculation factor - k_r - 0.015

Calculation factor - f₀ - 17

Mass bearing - 73 kg

Designation

Bore Dia, mm

Outer Dia, mm: