NP815821-NP359748-NP761158-TQO configuration Bearing-FV BEARING INDUSTRIES

NP815821-NP359748-NP761158

Dimensions

Bore diameter	d	420 mm
Outside diameter	D	620 mm
Total bearing width over outer rings	T	355 mm
Total bearing width over inner rings	B	355 mm
Abutment diameter shaft	d1	≈ 453 mm
Abutment diameter housing	D1	≈ 579 mm
Inner ring radius (chamfer)	r1,2	min. 6 mm
Outer ring radius (chamfer)	r3,4	min. 5 mm

Calculation data

Basic dynamic load rating	C	8280 kN
Basic static load rating	Co	- kN
Fatigue load limit	Pu	- kN

Calculation factor
e	0.4
Y1	1.67
Y2	2.49

Weight

Application

Interchange

Mass: 367 Kg

ROLLING MILL

TIMKEN

Four-row tapered roller bearings NP815821-NP359748-NP761158 (420x620x355mm),Mass:367Kg,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.