M280349D-M280310-M280310D-TQO configuration Bearing-FV BEARING INDUSTRIES

M280349D-M280310-M280310D

Dimensions

Bore diameter	d	609.6 mm
Outside diameter	D	863.6 mm
Total bearing width over outer rings	T	660.4 mm
Total bearing width over inner rings	B	660.4 mm
Abutment diameter shaft	d1	≈ 648 mm
Abutment diameter housing	D1	≈ 807 mm
Inner ring radius (chamfer)	r1,2	min. 3.3 mm
Outer ring radius (chamfer)	r3,4	min. 6.4 mm

Calculation data

Basic dynamic load rating	C	21000 kN
Basic static load rating	Co	- kN
Fatigue load limit	Pu	- kN

Calculation factor
e	0.33
Y1	2.03
Y2	3.03

Weight

Application

Interchange

Mass: 1243 Kg

ROLLING MILL

TIMKEN

Four-row tapered roller bearings M280349D-M280310-M280310D (609.6x863.6x660.4mm),Mass:1243Kg,Rolling mill bearings manufacturer.Roll neck bearings made by FV perfectly replace the original bearings.

FOUR-ROW TAPERED ROLLER BEARINGS

Engineered for use in rolling mill roll-neck applications with high-radial and axial load capacity. FV's wide range of four-row tapered roller bearings are used extensively on flat product mills in work rolls, intermediate rolls and backup rolls, as well as in long product work rolls.