Tapered roller bearings 25580/25521

Bearing number : 25580/25521

Size (mm) : 44.45x83.058x23.812

Brand : NSK

Bore Diameter (mm) : 44,45

Outer Diameter (mm) : 83,058

Width (mm) : 23,812

Bearing dimensions and specification in NSK catalogue:

d - 44,45 mm

D - 83,058 mm

T - 23,812 mm

B - 25,4 mm

C - 19,05 mm

ra1 max. - 3,3 mm

a - 17,6 mm

r min. - 3,5 mm

r1 min. - 3,3 mm

Da - 72 mm

db - 51 mm

ra max. - 3,5 mm

da - 56 mm

Db - 78 mm

Weight - 0,56 Kg

Basic dynamic load rating (C) - 76,5 kN

Basic static load rating (C0) - 99 kN

(Grease) Lubrication Speed - 4500 r/min

(Oil) Lubrication Speed - 6000 r/min

Calculation factor (e) - 0,33

Calculation factor (Y0) - 0,99

Calculation factor (Y1) - 1,8