Bearing NJ 218 ECM (SKF)

Cylindrical roller bearings, single row NJ 218 ECM

Bearing number : NJ 218 ECM

Size (mm) : 90x160x30

Brand : SKF

Bore Diameter (mm) : 90

Outer Diameter (mm) : 160

Width (mm) : 30

Bearing dimensions and specification in SKF catalogue:

d - 90 mm

D - 160 mm

B - 30 mm

d₁ - - 114 mm

D₁ - - 138.45 mm

F - 107 mm

r_1,2 - min. - 2 mm

r_3,4 - min. - 2 mm

s - 1.8 mm

d_a - min. - 101 mm

d_a - max. - 104 mm

d_b - min. - 117 mm

D_a - max. - 149 mm

r_a - max. - 2 mm

Basic dynamic load rating - C - 208 kN

Basic static load rating - C₀ - 220 kN

Fatigue load limit - P_u - 27 kN

Reference speed - 4500 r/min

Limiting speed - 5000 r/min

Calculation factor - k_r - 0.15

Mass bearing - 2.79 kg

Designation

Bore Dia, mm

Outer Dia, mm: