Bearing NJ 2209 ECNJ (SKF)

Cylindrical roller bearings, single row NJ 2209 ECNJ

Bearing number : NJ 2209 ECNJ

Size (mm) : 45x85x23

Brand : SKF

Bore Diameter (mm) : 45

Outer Diameter (mm) : 85

Width (mm) : 23

Bearing dimensions and specification in SKF catalogue:

d - 45 mm

D - 85 mm

B - 23 mm

d₁ - - 59 mm

D₁ - - 72.4 mm

F - 54.5 mm

r_1,2 - min. - 1.1 mm

r_3,4 - min. - 1.1 mm

s - 1.7 mm

d_a - min. - 52 mm

d_a - max. - 53 mm

d_b - min. - 61 mm

D_a - max. - 77.6 mm

r_a - max. - 1 mm

r_b - max. - 1 mm

Basic dynamic load rating - C - 85 kN

Basic static load rating - C₀ - 81.5 kN

Fatigue load limit - P_u - 10.6 kN

Reference speed - 9000 r/min

Limiting speed - 9500 r/min

Calculation factor - k_r - 0.2

Mass bearing - 0.55 kg

Designation

Bore Dia, mm

Outer Dia, mm: