Bearing 718/670 AMB (SKF)

Angular contact ball bearings, single row 718/670 AMB

Bearing number : 718/670 AMB

Size (mm) : 670x820x69

Brand : SKF

Bore Diameter (mm) : 670

Outer Diameter (mm) : 820

Width (mm) : 69

Bearing dimensions and specification in SKF catalogue:

d - 670 mm

D - 820 mm

B - 69 mm

d₁ - - 720.5 mm

D₁ - - 772.2 mm

a - 250 mm

r_1,2 - min. - 4 mm

r_3,4 - min. - 1.5 mm

d_a - min. - 685 mm

D_a - max. - 805 mm

D_b - max. - 813 mm

r_a - max. - 3 mm

r_b - max. - 1.5 mm

Basic dynamic load rating - C - 527 kN

Basic static load rating - C₀ - 1250 kN

Fatigue load limit - P_u - 21.6 kN

Reference speed - 700 r/min

Limiting speed - 750 r/min

Calculation factor - k_r - 0.08

Calculation factor - k_a - 0.3

Calculation factor - e - 0.8

Calculation factor - X - 0.63

Calculation factor - Y₀ - 0.66

Calculation factor - Y₁ - 0.78

Calculation factor - Y₂ - 1.24

Calculation factor - X - 0.39

Calculation factor - Y₀ - 0.33

Calculation factor - Y₁ -

Calculation factor - Y₂ - 0.76

Mass bearing - 77 kg

Designation

Bore Dia, mm

Outer Dia, mm: