Tapered roller bearings 2559/2523

Bearing number : 2559/2523

Size (mm) : 30.162x69.85x23.812

Brand : NSK

Bore Diameter (mm) : 30,162

Outer Diameter (mm) : 69,85

Width (mm) : 23,812

Bearing dimensions and specification in NSK catalogue:

d - 30,162 mm

D - 69,85 mm

T - 23,812 mm

B - 25,357 mm

C - 19,05 mm

ra1 max. - 1,3 mm

a - 14,5 mm

r min. - 0,8 mm

r1 min. - 1,3 mm

Da - 61 mm

db - 36,5 mm

ra max. - 0,8 mm

da - 37 mm

Db - 64 mm

Weight - 0,467 Kg

Basic dynamic load rating (C) - 71 kN

Basic static load rating (C0) - 84 kN

(Grease) Lubrication Speed - 5600 r/min

(Oil) Lubrication Speed - 7500 r/min

Calculation factor (e) - 0,27

Calculation factor (Y0) - 1,2

Calculation factor (Y1) - 2,2