Bearing 31311 (NKE)

Tapered roller bearings 31311

Bearing number : 31311

Size (mm) : 55x120x31.5

Brand : NKE

Bore Diameter (mm) : 55

Outer Diameter (mm) : 120

Width (mm) : 31,5

Bearing dimensions and specification in NKE catalogue:

d - 55 mm

D - 120 mm

T - 31,5 mm

B - 29 mm

C - 21 mm

a - 39 mm

r1 min. - 2,5 mm

r2 min. - 2,5 mm

r3 min. - 2 mm

r4 min. - 2 mm

da max - 68 mm

Da min - 94 mm

db min - 65 mm

Db min. - 113 mm

Weight - 1,6 Kg

Basic dynamic load rating (C) - 122 kN

Basic static load rating (C0) - 138 kN

Limiting speed - 5600 r/min

Calculation factor (e) - 0,83

Calculation factor (Y) - 0,73

Calculation factor (Y0) - 0,4

Designation

Bore Dia, mm

Outer Dia, mm: