Bearing 3977/3920 (Timken)

Tapered roller bearings 3977/3920

Bearing number : 3977/3920

Size (mm) : 60x112.712x30.162

Brand : Timken

Bore Diameter (mm) : 60

Outer Diameter (mm) : 112,712

Width (mm) : 30,162

Bearing dimensions and specification in Timken catalogue:

d - 60 mm

D - 112,712 mm

T - 30,162 mm

B - 30,048 mm

C - 23,812 mm

R - 3,6 mm

r - 3,3 mm

a - -4,6 mm

Da - 106 mm

db - 74 mm

da - 68 mm

Db - 99 mm

Aa - 2,2 mm

Ab - 1,1 mm

Weight - 1,3 Kg

Basic static load rating (C0) - 191 kN

Factor (G1) - 75,2

Factor (G2) - 21,3

Factor (Cg) - 0,0297

Factor (K) - 1,45

Basic dynamic load rating (C90) - 33,3

Basic dynamic load rating (Ca90) - 22,9

Basic dynamic load rating (C1) - 129 kN

Calculation factor (e) - 0,4

Calculation factor (Y) - 1,49

Designation

Bore Dia, mm

Outer Dia, mm: