Bearing NU 220 ECM (SKF)

Cylindrical roller bearings, single row NU 220 ECM

Bearing number : NU 220 ECM

Size (mm) : 100x180x34

Brand : SKF

Bore Diameter (mm) : 100

Outer Diameter (mm) : 180

Width (mm) : 34

Bearing dimensions and specification in SKF catalogue:

d - 100 mm

D - 180 mm

B - 34 mm

D₁ - - 155.6 mm

F - 119 mm

r_1,2 - min. - 2.1 mm

r_3,4 - min. - 2.1 mm

s - 1.7 mm

d_a - min. - 113 mm

d_a - max. - 116 mm

d_b - min. - 122 mm

D_a - max. - 167.5 mm

r_a - max. - 2 mm

r_b - max. - 2 mm

Basic dynamic load rating - C - 285 kN

Basic static load rating - C₀ - 305 kN

Fatigue load limit - P_u - 36.5 kN

Reference speed - 4000 r/min

Limiting speed - 4500 r/min

Calculation factor - k_r - 0.15

Mass bearing - 4.021 kg

Designation

Bore Dia, mm

Outer Dia, mm: