Bearing 30311DJ (KBC)

Tapered roller bearings 30311DJ

Bearing number : 30311DJ

Size (mm) : 55x120x31.5

Brand : KBC

Bore Diameter (mm) : 55

Outer Diameter (mm) : 120

Width (mm) : 31.5

Bearing dimensions and specification in KBC catalogue:

d - 55 mm

D - 120 mm

T - 31.5 mm

B - 29 mm

C - 21 mm

a - 38.1 mm

r1 min. - 2.5 mm

r2 min. - 2.5 mm

r3 min. - 2 mm

r4 min. - 2 mm

Weight - 1.57 Kg

Basic dynamic load rating (C) - 129 kN

Basic static load rating (C0) - 153 kN

(Grease) Lubrication Speed - 2800 r/min

(Oil) Lubrication Speed - 4000 r/min

Calculation factor (e) - 0.83

Calculation factor (Y) - 0.73

Calculation factor (Y0) - 0.4

Designation

Bore Dia, mm

Outer Dia, mm: