Bearing NJ 2220 ECM (SKF)

Cylindrical roller bearings, single row NJ 2220 ECM

Bearing number : NJ 2220 ECM

Size (mm) : 100x180x46

Brand : SKF

Bore Diameter (mm) : 100

Outer Diameter (mm) : 180

Width (mm) : 46

Bearing dimensions and specification in SKF catalogue:

d - 100 mm

D - 180 mm

B - 46 mm

d₁ - - 127 mm

D₁ - - 155.6 mm

F - 119 mm

r_1,2 - min. - 2.1 mm

r_3,4 - min. - 2.1 mm

s - 2.5 mm

d_a - min. - 113 mm

d_a - max. - 116 mm

d_b - min. - 130 mm

D_a - max. - 167.5 mm

r_a - max. - 2 mm

Basic dynamic load rating - C - 380 kN

Basic static load rating - C₀ - 450 kN

Fatigue load limit - P_u - 54 kN

Reference speed - 4000 r/min

Limiting speed - 4500 r/min

Calculation factor - k_r - 0.2

Mass bearing - 5.495 kg

Designation

Bore Dia, mm

Outer Dia, mm: