Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF 331149 A

331149 A

Design

Design variant/feature

TQO/GWI

Dimensions

d		384.175	mm
D		546.1	mm
B		400.05	mm
T		400.05	mm
d₁	≈	419	mm
D₁	≈	484	mm
r_1,2	min.	3.3	mm
r_3,4	min.	6.4	mm

Calculation data

Basic dynamic load rating	C	6440	kN
Basic static load rating	C₀	16600	kN
Fatigue load limit	P_u	1290	kN
Comparative radial load rating	C_F	1730	kN
Comparative axial load rating	C_Fa	278	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

310

Model Number: 331149 A
Inner Diameter：384.175mm Outer Diameter：546.1mm 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:noise inspection,water,car and accessories,Blood coagulation reagent,Industrial Adhesive,engineering machinery,blood cell reagent,plant determination,Die,Pneumatic Control Elements,Spectrum Products
Similar models:331149 A 331149 E/C675
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87789	-	-	28	Seals
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