Bearing 240/670BK30 (NTN)

Spherical roller bearings 240/670BK30

Bearing number : 240/670BK30

Size (mm) : 670x980x308

Brand : NTN

Bore Diameter (mm) : 670

Outer Diameter (mm) : 980

Width (mm) : 308

Bearing dimensions and specification in NTN catalogue:

d - 670 mm

D - 980 mm

B - 308 mm

C - 308 mm

r min. - 7,5 mm

da min. - 706 mm

Da max. - 944 mm

ra max. - 6 mm

Weight - 781 Kg

Basic dynamic load rating (C) - 8 650 kN

Basic static load rating (C0) - 20 600 kN

(Grease) Lubrication Speed - 250 r/min

(Oil) Lubrication Speed - 320 r/min

Calculation factor (e) - 0,29

Calculation factor (Y0) - 2,24

Calculation factor (Y1) - 2,29

Calculation factor (Y2) - 3,41

Designation

Bore Dia, mm

Outer Dia, mm: