NSK 02474/02420 bearing

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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