Bearing 30312U (NTN)

Tapered roller bearings 30312U

Bearing number : 30312U

Size (mm) : 60x130x33.5

Brand : NTN

Bore Diameter (mm) : 60

Outer Diameter (mm) : 130

Width (mm) : 33,5

Bearing dimensions and specification in NTN catalogue:

d - 60 mm

D - 130 mm

T - 33,5 mm

B - 31 mm

C - 26 mm

ra1 max. - 2 mm

a - 26,5 mm

r min. - 3 mm

r1 min. - 2,5 mm

da min. - 74 mm

Da min - 112 mm

Da max. - 118 mm

db max. - 77 mm

Db min. - 120 mm

ra max. - 2,5 mm

Sa - 4 mm

Sb - 7,5 mm

Weight - 2,06 Kg

Basic dynamic load rating (C) - 180 kN

Basic static load rating (C0) - 210 kN

(Grease) Lubrication Speed - 3 000 r/min

(Oil) Lubrication Speed - 4 000 r/min

Calculation factor (e) - 0,35

Calculation factor (Y0) - 0,96

Calculation factor (Y2) - 1,74

Designation

Bore Dia, mm

Outer Dia, mm: