Bearing HR31311J (NSK)

Tapered roller bearings HR31311J

Bearing number : HR31311J

Size (mm) : 55x120x31.5

Brand : NSK

Bore Diameter (mm) : 55

Outer Diameter (mm) : 120

Width (mm) : 31,5

Bearing dimensions and specification in NSK catalogue:

d - 55 mm

D - 120 mm

T - 31,5 mm

B - 29 mm

C - 21 mm

a - 37 mm

r min. - 2,5 mm

r1 min. - 2 mm

da min. - 75 mm

Da min - 94 mm

Da max. - 110 mm

db max. - 67 mm

Db min. - 114 mm

ra max. - 2 mm

rb max. - 2 mm

Weight - 1,58 Kg

Basic dynamic load rating (C) - 131 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 (Y0) - 0,4

Calculation factor (Y1) - 0,73

Designation

Bore Dia, mm

Outer Dia, mm: