Bearing 315257 A (SKF)

Cylindrical roller bearings, four-row 315257 A

Bearing number : 315257 A

Size (mm) : 610x820x430

Brand : SKF

Bore Diameter (mm) : 610

Outer Diameter (mm) : 820

Width (mm) : 430

Bearing dimensions and specification in SKF catalogue:

d - 610 mm

D - 820 mm

B - 430 mm

C - 430 mm

D₁ - - 757.05 mm

F - 665 mm

b - 16.7 mm

K - 9 mm

r_1,2 - min. - 19 mm

β - 20 °

r_3,4 - min. - 3 mm

Basic dynamic load rating - C - 9350 kN

Basic static load rating - C₀ - 23600 kN

Fatigue load limit - P_u - 1700 kN

Calculation factor - k_r - 460

Mass bearing - 650 kg

Variants - BC4.10/W33WI

Designation

Bore Dia, mm

Outer Dia, mm: