Spherical roller bearings 21308E

Bearing number : 21308E

Size (mm) : 40x90x23

Brand : SKF

Bore Diameter (mm) : 40

Outer Diameter (mm) : 90

Width (mm) : 23

Bearing dimensions and specification in SKF catalogue:

d - 40 mm

D - 90 mm

B - 23 mm

C - 23 mm

b - 5,5 mm

d2 - 60 mm

r1 min. - 1,5 mm

r2 min. - 1,5 mm

D1 - 79,8 mm

K - 3 mm

da min. - 49 mm

Da max. - 81 mm

ra max. - 1,5 mm

Weight - 0,75 Kg

Basic dynamic load rating (C) - 104 kN

Basic static load rating (C0) - 108 kN

Fatigue load limit (Pu) - 11,8

Reference speed - 7000 r/min

Limiting speed - 9500 r/min

Calculation factor (e) - 0,24

Calculation factor (Y0) - 2,8

Calculation factor (Y1) - 2,8

Calculation factor (Y2) - 4,2