Bearing 3979/3920 (KOYO)

Tapered roller bearings 3979/3920

Bearing number : 3979/3920

Size (mm) : 57.15x112.712x30.162

Brand : KOYO

Bore Diameter (mm) : 57,15

Outer Diameter (mm) : 112,712

Width (mm) : 30,162

Bearing dimensions and specification in KOYO catalogue:

d - 57,15 mm

D - 112,712 mm

T - 30,162 mm

B - 30,048 mm

C - 23,812 mm

a - 25,9 mm

r min. - 3,6 mm

r2 min. - 3,2 mm

da min. - 72 mm

Da - 99 mm

db min - 66 mm

ra max. - 3,6 mm

rb max. - 3,2 mm

Db - 106 mm

Weight - 1,364 Kg

Basic dynamic load rating (C) - 111 kN

Basic static load rating (C0) - 164 kN

(Grease) Lubrication Speed - 3400 r/min

(Oil) Lubrication Speed - 4500 r/min

Calculation factor (e) - 0,4

Calculation factor (Y0) - 0,82

Calculation factor (Y1) - 1,49

Designation

Bore Dia, mm

Outer Dia, mm: