Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF 330803 A

330803 A

Design

Design variant/feature

TQO.1/GWI

Dimensions

d		730.25	mm
D		1035.05	mm
B		755.65	mm
T		755.65	mm
d₁	≈	793	mm
D₁	≈	918	mm
r_1,2	min.	3.3	mm
r_3,4	min.	6.4	mm

Calculation data

Basic dynamic load rating	C	20500	kN
Basic static load rating	C₀	58500	kN
Fatigue load limit	P_u	3600	kN
Comparative radial load rating	C_F	5500	kN
Comparative axial load rating	C_Fa	909	kN
Thrust factor	K	1.76
Calculation factor	e	0.33
Calculation factor	Y₁	2
Calculation factor	Y₂	3
Calculation factor	Y₀	2

Mass

Mass bearing

2170

Model Number: 330803 A
Inner Diameter：730.25mm Outer Diameter：1035.05mm Width：-mm
Reference speed:- Limiting speed:-
Type：Bearings, units and housings Roller bearings Tapered roller bearings Four-row tapered roller bearings
Details： Four-row tapered roller bearings Four-row tapered roller bearings, TQO design
Update date：2026-04-16
Application:Internal thread type,plastic molding,Broadcasting System,Blood coagulation reagent,Vertical pull,survey accessories,hinge industry,garbage disposal,Air,hot and cold box,generator
Similar models:330803 A
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