Bearing 4T-480/472 (NTN)

Tapered roller bearings 4T-480/472

Bearing number : 4T-480/472

Size (mm) : 68.262x120x29.794

Brand : NTN

Bore Diameter (mm) : 68,262

Outer Diameter (mm) : 120

Width (mm) : 29,794

Bearing dimensions and specification in NTN catalogue:

d - 68,262 mm

D - 120 mm

T - 29,794 mm

B - 29,007 mm

C - 24,237 mm

ra1 max. - 2 mm

a - 3,9 mm

Da - 107 mm

db - 75 mm

ra max. - 3,5 mm

da - 82 mm

Db - 114 mm

Weight - 1,37 Kg

Basic dynamic load rating (C) - 128 kN

Basic static load rating (C0) - 177 kN

(Grease) Lubrication Speed - 3 000 r/min

(Oil) Lubrication Speed - 4 000 r/min

Calculation factor (e) - 0,38

Calculation factor (Y0) - 0,86

Calculation factor (Y2) - 1,56

Designation

Bore Dia, mm

Outer Dia, mm: