Bearing 30330U (NTN)

Tapered roller bearings 30330U

Bearing number : 30330U

Size (mm) : 150x320x72

Brand : NTN

Bore Diameter (mm) : 150

Outer Diameter (mm) : 320

Width (mm) : 72

Bearing dimensions and specification in NTN catalogue:

d - 150 mm

D - 320 mm

T - 72 mm

B - 65 mm

C - 55 mm

ra1 max. - 3 mm

a - 61 mm

r min. - 5 mm

r1 min. - 4 mm

da min. - 172 mm

Da min - 269 mm

Da max. - 302 mm

db max. - 193 mm

Db min. - 292 mm

ra max. - 4 mm

Sa - 8 mm

Sb - 17 mm

Weight - 25,5 Kg

Basic dynamic load rating (C) - 825 kN

Basic static load rating (C0) - 1 070 kN

(Grease) Lubrication Speed - 1 200 r/min

(Oil) Lubrication Speed - 1 600 r/min

Calculation factor (e) - 0,35

Calculation factor (Y0) - 0,96

Calculation factor (Y2) - 1,74

Designation

Bore Dia, mm

Outer Dia, mm: