Bearing NNC 4868 CV (SKF)

Double row cylindrical roller bearings NNC 4868 CV

Bearing number : NNC 4868 CV

Size (mm) : 340x420x80

Brand : SKF

Bore Diameter (mm) : 340

Outer Diameter (mm) : 420

Width (mm) : 80

Bearing dimensions and specification in SKF catalogue:

d - 340 mm

D - 420 mm

B - 80 mm

d₁ - - 369 mm

D₁ - - 369 mm

b₁ - 9.4 mm

K - 5 mm

r_1,2 - min. - 2.1 mm

d_a - min. - 551 mm

d_as - 360 mm

D_a - max. - 410 mm

r_a - max. - 2 mm

Basic dynamic load rating - C - 913 kN

Basic static load rating - C₀ - 2400 kN

Fatigue load limit - P_u - 216 kN

Reference speed - 600 r/min

Limiting speed - 750 r/min

Calculation factor - k_r - 0.2

Mass bearing - 25.5 kg

Designation

Bore Dia, mm

Outer Dia, mm: