Bearing 30230U (NTN)

Tapered roller bearings 30230U

Bearing number : 30230U

Size (mm) : 150x270x49

Brand : NTN

Bore Diameter (mm) : 150

Outer Diameter (mm) : 270

Width (mm) : 49

Bearing dimensions and specification in NTN catalogue:

d - 150 mm

D - 270 mm

T - 49 mm

B - 45 mm

C - 38 mm

ra1 max. - 2,5 mm

a - 51,5 mm

r min. - 4 mm

r1 min. - 3 mm

da min. - 168 mm

Da min - 234 mm

Da max. - 256 mm

db max. - 175 mm

Db min. - 255 mm

ra max. - 3 mm

Sa - 7 mm

Sb - 11 mm

Weight - 11,2 Kg

Basic dynamic load rating (C) - 450 kN

Basic static load rating (C0) - 605 kN

(Grease) Lubrication Speed - 1 300 r/min

(Oil) Lubrication Speed - 1 700 r/min

Calculation factor (e) - 0,44

Calculation factor (Y0) - 0,76

Calculation factor (Y2) - 1,38

Designation

Bore Dia, mm

Outer Dia, mm: