Bearing NJ 303 ECP (SKF)

Cylindrical roller bearings, single row NJ 303 ECP

Bearing number : NJ 303 ECP

Size (mm) : 17x47x14

Brand : SKF

Bore Diameter (mm) : 17

Outer Diameter (mm) : 47

Width (mm) : 14

Bearing dimensions and specification in SKF catalogue:

d - 17 mm

D - 47 mm

B - 14 mm

d₁ - - 27.7 mm

D₁ - - 36.75 mm

F - 24.2 mm

r_1,2 - min. - 1 mm

r_3,4 - min. - 1 mm

s - 1 mm

d_a - min. - 22.1 mm

d_a - max. - 23.1 mm

d_b - min. - 29 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 - 20.4 kN

Fatigue load limit - P_u - 2.6 kN

Reference speed - 17000 r/min

Limiting speed - 20000 r/min

Calculation factor - k_r - 0.15

Mass bearing - 0.123 kg

Designation

Bore Dia, mm

Outer Dia, mm: