Bearing NJ 320 ECM (SKF)

Cylindrical roller bearings, single row NJ 320 ECM

Bearing number : NJ 320 ECM

Size (mm) : 100x215x47

Brand : SKF

Bore Diameter (mm) : 100

Outer Diameter (mm) : 215

Width (mm) : 47

Bearing dimensions and specification in SKF catalogue:

d - 100 mm

D - 215 mm

B - 47 mm

d₁ - - 139 mm

D₁ - - 181.1 mm

F - 127.5 mm

r_1,2 - min. - 3 mm

r_3,4 - min. - 3 mm

s - 2.9 mm

d_a - min. - 114 mm

d_a - max. - 124 mm

d_b - min. - 142 mm

D_a - max. - 199.6 mm

r_a - max. - 2.5 mm

Basic dynamic load rating - C - 450 kN

Basic static load rating - C₀ - 440 kN

Fatigue load limit - P_u - 51 kN

Reference speed - 3200 r/min

Limiting speed - 3800 r/min

Calculation factor - k_r - 0.15

Mass bearing - 8.675 kg

Designation

Bore Dia, mm

Outer Dia, mm: