Bearing 31309-DF (NKE)

Tapered roller bearings 31309-DF

Bearing number : 31309-DF

Size (mm) : 45x100x54.5

Brand : NKE

Bore Diameter (mm) : 45

Outer Diameter (mm) : 100

Width (mm) : 54,5

Bearing dimensions and specification in NKE catalogue:

d - 45 mm

D - 100 mm

T - 54,5 mm

B - 25 mm

r3 min. - 1,5 mm

r4 min. - 1,5 mm

r5 min. - 0,6 mm

2B - 50 mm

da max - 57 mm

Da min - 79 mm

Da max. - 91 mm

Weight - 2,1 Kg

Basic dynamic load rating (C) - 173 kN

Basic static load rating (C0) - 211 kN

Limiting speed - 6700 r/min

Calculation factor (e) - 0,83

Calculation factor (Y0) - 0,4

Calculation factor (Y1) - 0,72

Calculation factor (Y2) - 1,21

Designation

Bore Dia, mm

Outer Dia, mm: