Bearing 6455/6420 (NACHI)

Tapered roller bearings 6455/6420

Bearing number : 6455/6420

Size (mm) : 149.225x57.150x53.975

Brand : NACHI

Bore Diameter (mm) : 149.225

Outer Diameter (mm) : 57.150

Width (mm) : 53.975

Bearing dimensions and specification in NACHI catalogue:

d - 57.150 mm

D - 149.225 mm

T - 53.975 mm

B - 54.229 mm

C - 44.450 mm

a - 15.1 mm

r1 min. - 3.5 mm

r2 min. - 3.3 mm

Weight - 5,1 Kg

Basic dynamic load rating (C) - 284000 kN

Basic static load rating (C0) - 410000 kN

(Grease) Lubrication Speed - 2500 r/min

(Oil) Lubrication Speed - 3400 r/min

Calculation factor (e) - 0.36

Calculation factor (Y0) - 0.91

Calculation factor (Y1) - 1.7

Designation

Bore Dia, mm

Outer Dia, mm: