Bearing 30234U (NTN)

Tapered roller bearings 30234U

Bearing number : 30234U

Size (mm) : 170x310x57

Brand : NTN

Bore Diameter (mm) : 170

Outer Diameter (mm) : 310

Width (mm) : 57

Bearing dimensions and specification in NTN catalogue:

d - 170 mm

D - 310 mm

T - 57 mm

B - 52 mm

C - 43 mm

ra1 max. - 3 mm

a - 60,5 mm

r min. - 5 mm

r1 min. - 4 mm

da min. - 192 mm

Da min - 266 mm

Da max. - 292 mm

db max. - 203 mm

Db min. - 288 mm

ra max. - 4 mm

Sa - 8 mm

Sb - 14 mm

Weight - 17 Kg

Basic dynamic load rating (C) - 610 kN

Basic static load rating (C0) - 845 kN

(Grease) Lubrication Speed - 1 100 r/min

(Oil) Lubrication Speed - 1 500 r/min

Calculation factor (e) - 0,44

Calculation factor (Y0) - 0,76

Calculation factor (Y2) - 1,38

Designation

Bore Dia, mm

Outer Dia, mm: