NN3034K/SPW33 SKF bearing

Cylindrical roller bearings, double row, super-precision NN 3034 K/SPW33

Bearing number : NN 3034 K/SPW33

Size (mm) : 170x260x67

Brand : SKF

Bore Diameter (mm) : 170

Outer Diameter (mm) : 260

Width (mm) : 67

Bearing dimensions and specification in SKF catalogue:

d - 170 mm

D - 260 mm

B - 67 mm

d₁ - 204 mm

E - 236 mm

b - 8.9 mm

K - 4.5 mm

r_1,2 - min. - 2.1 mm

r_3,4 - min. - 1.1 mm

s - 2.5 mm

d_a - min. - 181 mm

D_a - min. - 238 mm

D_a - max. - 249 mm

r_a - max. - 2 mm

d_n - 230.8 mm

Basic dynamic load rating - C - 457 kN

Basic static load rating - C₀ - 815 kN

Fatigue load limit - P_u - 83 kN

Limiting speed for grease lubrication - 3200 r/min

Limiting speed for oil lubrication - 3600 mm/min

G_ref - 105 cm

Static radial stiffness (guideline value) - 3790 N/micron

Mass bearing - 12 kg