Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF 331381

331381

Design

Design variant/feature

TQO/GWI

Dimensions

d		333.375	mm
D		469.9	mm
B		342.9	mm
T		342.9	mm
d₁	≈	365	mm
D₁	≈	419	mm
r_1,2	min.	3.3	mm
r_3,4	min.	3.3	mm

Calculation data

Basic dynamic load rating	C	4570	kN
Basic static load rating	C₀	11400	kN
Fatigue load limit	P_u	930	kN
Comparative radial load rating	C_F	1220	kN
Comparative axial load rating	C_Fa	199	kN
Thrust factor	K	1.73
Calculation factor	e	0.33
Calculation factor	Y₁	2
Calculation factor	Y₂	3
Calculation factor	Y₀	2

Mass

Mass bearing

190

Model Number: 331381
Inner Diameter：333.375mm Outer Diameter：469.9mm 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:medical equipment,,Textile Accessories,Storage Tool,sterilizers,ventilation fans,comprehensive experiment,wheel lathe,packing equipment,municipal machinery,marine test
Similar models:331381
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Model No.	Inner Diameter	Outer Diameter	Width	Type
21308 EK	40	90	23	Bearings, units and housings
22359	57.15	76.2	11.13	Seals
330x390x25 HDS1 R	330	390	25	Seals
7230 BCBM	150	270	45	Bearings, units and housings
AH 2334 G	160	170	146	Bearings, units and housings
TQO design	406.4	546.1	-	Bearings, units and housings
BT4B 334099/HA4	770	1040	-	Bearings, units and housings
C 31/530 KM	530	870	272	Bearings, units and housings
FY 55 FM	55	-	-	Bearings, units and housings
S71909 ACB/P4A	45	68	12	Bearings, units and housings
W 63801-2RS1	12	21	7	Bearings, units and housings
TUJ 50 TF	50	-	-	Bearings, units and housings

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