Bearing NN 3020 KTN9/SP (SKF)

Cylindrical roller bearings, double row, super-precision NN 3020 KTN9/SP

Bearing number : NN 3020 KTN9/SP

Size (mm) : 100x150x37

Brand : SKF

Bore Diameter (mm) : 100

Outer Diameter (mm) : 150

Width (mm) : 37

Bearing dimensions and specification in SKF catalogue:

d - 100 mm

D - 150 mm

B - 37 mm

d₁ - 119.4 mm

E - 137 mm

r_1,2 - min. - 1.5 mm

r_3,4 - min. - 1 mm

s - 2 mm

d_a - min. - 108 mm

D_a - min. - 139 mm

D_a - max. - 142 mm

r_a - max. - 1.5 mm

d_n - 135.3 mm

Basic dynamic load rating - C - 151 kN

Basic static load rating - C₀ - 250 kN

Fatigue load limit - P_u - 29 kN

Limiting speed for grease lubrication - 5600 r/min

Limiting speed for oil lubrication - 6300 mm/min

G_ref - 11.9 cm

Static radial stiffness (guideline value) - 2350 N/micron

Mass bearing - 2.1 kg

Designation

Bore Dia, mm

Outer Dia, mm: