Bearing NU 424 M (SKF)

Cylindrical roller bearings, single row NU 424 M

Bearing number : NU 424 M

Size (mm) : 120x310x72

Brand : SKF

Bore Diameter (mm) : 120

Outer Diameter (mm) : 310

Width (mm) : 72

Bearing dimensions and specification in SKF catalogue:

d - 120 mm

D - 310 mm

B - 72 mm

D₁ - - 238.5 mm

F - 170 mm

r_1,2 - min. - 5 mm

r_3,4 - min. - 5 mm

s - 6.3 mm

d_a - min. - 144 mm

d_a - max. - 165 mm

d_b - min. - 173 mm

D_a - max. - 286 mm

r_a - max. - 4 mm

r_b - max. - 4 mm

Basic dynamic load rating - C - 693 kN

Basic static load rating - C₀ - 800 kN

Fatigue load limit - P_u - 85 kN

Reference speed - 2400 r/min

Limiting speed - 2800 r/min

Calculation factor - k_r - 0.15

Mass bearing - 30.312 kg

Designation

Bore Dia, mm

Outer Dia, mm: