Tapered roller bearings 3478/3420

Bearing number : 3478/3420

Size (mm) : 34.925x79.375x29.37

Brand : NSK

Bore Diameter (mm) : 34,925

Outer Diameter (mm) : 79,375

Width (mm) : 29,37

Bearing dimensions and specification in NSK catalogue:

d - 34,925 mm

D - 79,375 mm

T - 29,37 mm

B - 29,771 mm

C - 23,812 mm

ra1 max. - 3,3 mm

a - 20 mm

r min. - 3,5 mm

r1 min. - 3,3 mm

Da - 67 mm

db - 43,5 mm

ra max. - 3,5 mm

da - 50 mm

Db - 74 mm

Weight - 0,707 Kg

Basic dynamic load rating (C) - 88 kN

Basic static load rating (C0) - 106 kN

(Grease) Lubrication Speed - 4800 r/min

(Oil) Lubrication Speed - 6700 r/min

Calculation factor (e) - 0,37

Calculation factor (Y0) - 0,9

Calculation factor (Y1) - 1,6