Tapered roller bearings 02474/02420

Bearing number : 02474/02420

Size (mm) : 28.575x68.262x22.225

Brand : NSK

Bore Diameter (mm) : 28,575

Outer Diameter (mm) : 68,262

Width (mm) : 22,225

Bearing dimensions and specification in NSK catalogue:

d - 28,575 mm

D - 68,262 mm

T - 22,225 mm

B - 22,225 mm

C - 17,462 mm

ra1 max. - 1,5 mm

a - 16,9 mm

r min. - 0,8 mm

r1 min. - 1,5 mm

Da - 59 mm

db - 36 mm

ra max. - 0,8 mm

da - 36,5 mm

Db - 63 mm

Weight - 0,409 Kg

Basic dynamic load rating (C) - 55 kN

Basic static load rating (C0) - 64 kN

(Grease) Lubrication Speed - 5600 r/min

(Oil) Lubrication Speed - 7500 r/min

Calculation factor (e) - 0,42

Calculation factor (Y0) - 0,79

Calculation factor (Y1) - 1,4