Tapered roller bearings 30317D

Bearing number : 30317D

Size (mm) : 85x180x44.5

Brand : NACHI

Bore Diameter (mm) : 85

Outer Diameter (mm) : 180

Width (mm) : 44.5

Bearing dimensions and specification in NACHI catalogue:

d - 85 mm

D - 180 mm

T - 44.5 mm

B - 41 mm

C - 28 mm

a - -10.5 mm

r1 min. - 4 mm

r2 min. - 3 mm

Weight - 4.60 Kg

Basic dynamic load rating (C) - 237000 kN

Basic static load rating (C0) - 278000 kN

(Grease) Lubrication Speed - 1900 r/min

(Oil) Lubrication Speed - 2700 r/min

Calculation factor (e) - 0.81

Calculation factor (Y0) - 0.41

Calculation factor (Y1) - 0.74