Bearing 30328 (NTN)

Tapered roller bearings 30328

Bearing number : 30328

Size (mm) : 140x300x67.75

Brand : NTN

Bore Diameter (mm) : 140

Outer Diameter (mm) : 300

Width (mm) : 67,75

Bearing dimensions and specification in NTN catalogue:

d - 140 mm

D - 300 mm

T - 67,75 mm

B - 62 mm

C - 53 mm

ra1 max. - 3 mm

a - 57 mm

r min. - 4 mm

r1 min. - 4 mm

da min. - 162 mm

Da min - 252 mm

Da max. - 282 mm

db max. - 179 mm

Db min. - 273 mm

ra max. - 4 mm

Sa - 9 mm

Sb - 14,5 mm

Weight - 20,4 Kg

Basic dynamic load rating (C) - 640 kN

Basic static load rating (C0) - 780 kN

(Grease) Lubrication Speed - 1 300 r/min

(Oil) Lubrication Speed - 1 700 r/min

Calculation factor (e) - 0,35

Calculation factor (Y0) - 0,95

Calculation factor (Y2) - 1,73

Designation

Bore Dia, mm

Outer Dia, mm: