Tapered roller bearings 12580/12520

Bearing number : 12580/12520

Size (mm) : 20.638x49.225x19.845

Brand : Timken

Bore Diameter (mm) : 20,638

Outer Diameter (mm) : 49,225

Width (mm) : 19,845

Bearing dimensions and specification in Timken catalogue:

d - 20,638 mm

D - 49,225 mm

T - 19,845 mm

B - 19,845 mm

C - 15,875 mm

R - 1,5 mm

r - 1,5 mm

a - -7,1 mm

Da - 45,5 mm

db - 28,5 mm

da - 26 mm

Db - 42,5 mm

Aa - 0,9 mm

Ab - 1,1 mm

Weight - 0,18 Kg

Basic static load rating (C0) - 43,2 kN

Factor (G1) - 8,6

Factor (G2) - 6,2

Factor (Cg) - 0,0109

Factor (K) - 1,81

Basic dynamic load rating (C90) - 10,5

Basic dynamic load rating (Ca90) - 5,79

Basic dynamic load rating (C1) - 40,4 kN

Calculation factor (e) - 0,32

Calculation factor (Y) - 1,86