Bearing NJ 204 ECML (SKF)

Cylindrical roller bearings, single row NJ 204 ECML

Bearing number : NJ 204 ECML

Size (mm) : 20x47x14

Brand : SKF

Bore Diameter (mm) : 20

Outer Diameter (mm) : 47

Width (mm) : 14

Bearing dimensions and specification in SKF catalogue:

d - 20 mm

D - 47 mm

B - 14 mm

d₁ - - 29.7 mm

D₁ - - 38.8 mm

F - 26.5 mm

r_1,2 - min. - 1 mm

r_3,4 - min. - 1 mm

s - 1 mm

d_a - min. - 25 mm

d_a - max. - 25.4 mm

d_b - min. - 31 mm

D_a - max. - 41.7 mm

r_a - max. - 1 mm

Basic dynamic load rating - C - 28.5 kN

Basic static load rating - C₀ - 22 kN

Fatigue load limit - P_u - 2.8 kN

Reference speed - 16000 r/min

Limiting speed - 30000 r/min

Calculation factor - k_r - 0.23

Mass bearing - 0.125 kg

Designation

Bore Dia, mm

Outer Dia, mm: