Bearing 6461/6420 (KOYO)

Tapered roller bearings 6461/6420

Bearing number : 6461/6420

Size (mm) : 76.2x149.225x53.975

Brand : KOYO

Bore Diameter (mm) : 76,2

Outer Diameter (mm) : 149,225

Width (mm) : 53,975

Bearing dimensions and specification in KOYO catalogue:

d - 76,2 mm

D - 149,225 mm

T - 53,975 mm

B - 54,229 mm

C - 44,45 mm

a - 39,3 mm

r min. - 3,6 mm

r2 min. - 3,2 mm

da min. - 96 mm

Da - 129 mm

db min - 89,5 mm

ra max. - 3,6 mm

rb max. - 3,2 mm

Db - 141 mm

Weight - 4,25 Kg

Basic dynamic load rating (C) - 285 kN

Basic static load rating (C0) - 404 kN

(Grease) Lubrication Speed - 2700 r/min

(Oil) Lubrication Speed - 3500 r/min

Calculation factor (e) - 0,36

Calculation factor (Y0) - 0,91

Calculation factor (Y1) - 1,66

Designation

Bore Dia, mm

Outer Dia, mm: