Bearing M249749/M249710 (KOYO)

Tapered roller bearings M249749/M249710

Bearing number : M249749/M249710

Size (mm) : 254x358.775x71.438

Brand : KOYO

Bore Diameter (mm) : 254

Outer Diameter (mm) : 358,775

Width (mm) : 71,438

Bearing dimensions and specification in KOYO catalogue:

d - 254 mm

D - 358,775 mm

T - 71,438 mm

B - 71,438 mm

C - 53,975 mm

a - 64,4 mm

r min. - 3,6 mm

r1 min. - 3,2 mm

r2 min. - 3,2 mm

da min. - 268 mm

Da min - 330 mm

Da max. - 346 mm

Da - 335 mm

db max. - 279 mm

db min - 270 mm

ra max. - 3,6 mm

rb max. - 3,2 mm

Db - 342 mm

Weight - 21,3 Kg

Basic dynamic load rating (C) - 773 kN

Basic static load rating (C0) - 1590 kN

(Grease) Lubrication Speed - 840 r/min

(Oil) Lubrication Speed - 1100 r/min

Calculation factor (e) - 0,33

Calculation factor (Y0) - 0,99

Calculation factor (Y1) - 1,8

Designation

Bore Dia, mm

Outer Dia, mm: