Bearing 8578/8520 (KOYO)

Tapered roller bearings 8578/8520

Bearing number : 8578/8520

Size (mm) : 241.3x327.025x52.388

Brand : KOYO

Bore Diameter (mm) : 241,3

Outer Diameter (mm) : 327,025

Width (mm) : 52,388

Bearing dimensions and specification in KOYO catalogue:

d - 241,3 mm

D - 327,025 mm

T - 52,388 mm

B - 52,388 mm

C - 36,513 mm

a - 60 mm

r min. - 6,4 mm

r1 min. - 3,2 mm

da min. - 261 mm

Da min - 299 mm

Da max. - 314 mm

db max. - 259 mm

ra max. - 6,4 mm

rb max. - 3,2 mm

Db - 309 mm

Weight - 11,2 Kg

Basic dynamic load rating (C) - 468 kN

Basic static load rating (C0) - 930 kN

Calculation factor (e) - 0,41

Calculation factor (Y0) - 0,81

Calculation factor (Y1) - 1,48

Designation

Bore Dia, mm

Outer Dia, mm: