Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF 330990 A

330990 A

Design

Design variant/feature

TQO.1/GWI

Dimensions

d		635	mm
D		901.7	mm
B		654.05	mm
T		654.05	mm
d₁	≈	694	mm
D₁	≈	800	mm
r_1,2	min.	3.3	mm
r_3,4	min.	6.4	mm

Calculation data

Basic dynamic load rating	C	15700	kN
Basic static load rating	C₀	45000	kN
Fatigue load limit	P_u	2900	kN
Comparative radial load rating	C_F	4250	kN
Comparative axial load rating	C_Fa	693	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

1420

Model Number: 330990 A
Inner Diameter：635mm Outer Diameter：901.7mm 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：2024-12-12
Application:relay,animal,Dental Equipment,chemical raw materials and reagents,Equipment,marine analysis and testing equipment,Cylinder Pneumatic Treatment Element,Spectrum Products,gantry processing,Workpiece,centrifugal pump
Similar models:330990 A
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