Tapered roller bearings 560S/553X

Bearing number : 560S/553X

Size (mm) : 68.262x122.238x38.1

Brand : NSK

Bore Diameter (mm) : 68,262

Outer Diameter (mm) : 122,238

Width (mm) : 38,1

Bearing dimensions and specification in NSK catalogue:

d - 68,262 mm

D - 122,238 mm

T - 38,1 mm

B - 36,678 mm

C - 30,162 mm

ra1 max. - 3,3 mm

a - 28,8 mm

r min. - 3,5 mm

r1 min. - 3,3 mm

Da - 108 mm

db - 76 mm

ra max. - 3,5 mm

da - 83 mm

Db - 115 mm

Weight - 1,782 Kg

Basic dynamic load rating (C) - 161 kN

Basic static load rating (C0) - 221 kN

(Grease) Lubrication Speed - 3000 r/min

(Oil) Lubrication Speed - 4000 r/min

Calculation factor (e) - 0,35

Calculation factor (Y0) - 0,95

Calculation factor (Y1) - 1,7