Tapered roller bearings 30234

Bearing number : 30234

Size (mm) : 170x310x57

Brand : NACHI

Bore Diameter (mm) : 170

Outer Diameter (mm) : 310

Width (mm) : 57

Bearing dimensions and specification in NACHI catalogue:

d - 170 mm

D - 310 mm

T - 57 mm

B - 52 mm

C - 43 mm

a - -4.8 mm

r1 min. - 5 mm

r2 min. - 4 mm

Weight - 16.5 Kg

Basic dynamic load rating (C) - 515000 kN

Basic static load rating (C0) - 715000 kN

(Grease) Lubrication Speed - 1100 r/min

(Oil) Lubrication Speed - 1500 r/min

Calculation factor (e) - 0.46

Calculation factor (Y0) - 0.72

Calculation factor (Y1) - 1.31