Bearing 581/572 (NSK)

Tapered roller bearings 581/572

Bearing number : 581/572

Size (mm) : 80.962x139.992x36.512

Brand : NSK

Bore Diameter (mm) : 80,962

Outer Diameter (mm) : 139,992

Width (mm) : 36,512

Bearing dimensions and specification in NSK catalogue:

d - 80,962 mm

D - 139,992 mm

T - 36,512 mm

B - 36,098 mm

C - 28,575 mm

ra1 max. - 3,3 mm

a - 31,1 mm

r min. - 3,5 mm

r1 min. - 3,3 mm

Da - 125 mm

db - 90 mm

ra max. - 3,5 mm

da - 96 mm

Db - 133 mm

Weight - 2,228 Kg

Basic dynamic load rating (C) - 175 kN

Basic static load rating (C0) - 260 kN

(Grease) Lubrication Speed - 2600 r/min

(Oil) Lubrication Speed - 3400 r/min

Calculation factor (e) - 0,4

Calculation factor (Y0) - 0,82

Calculation factor (Y1) - 1,5

Designation

Bore Dia, mm

Outer Dia, mm: