Bearing 218 NR (SKF)

Deep groove ball bearings, single row, with filling slots 218 NR

Bearing number : 218 NR

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 - - 110.3 mm

D₂ - - 142.6 mm

D₃ - 155.22 mm

D₄ - 169.7 mm

b - 3.1 mm

C - 4.9 mm

f - 2.82 mm

r₀ - 0.6 mm

r_1,2 - min. - 2 mm

d_a - min. - 100 mm

D_a - max. - 150 mm

D_b - min. - 172 mm

b_a - min. - 3.5 mm

C_a - max. - 7.72 mm

r_a - max. - 2 mm

Basic dynamic load rating - C - 112 kN

Basic static load rating - C₀ - 114 kN

Fatigue load limit - P_u - 4.3 kN

Reference speed - 7000 r/min

Limiting speed - 4300 r/min

Calculation factor minimum radial load - k_r - 0.04

Mass bearing - 2.35 kg

Snap ring - SP 160

Designation

Bore Dia, mm

Outer Dia, mm: