Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF 331271

331271

Design

Design variant/feature

TQO/GWI

Dimensions

d		355.6	mm
D		488.95	mm
B		317.5	mm
T		317.5	mm
d₁	≈	392	mm
D₁	≈	439	mm
r_1,2	min.	1.5	mm
r_3,4	min.	3.3	mm

Calculation data

Basic dynamic load rating	C	4130	kN
Basic static load rating	C₀	11000	kN
Fatigue load limit	P_u	880	kN
Comparative radial load rating	C_F	1080	kN
Comparative axial load rating	C_Fa	179	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

195

Model Number: 331271
Inner Diameter：355.6mm Outer Diameter：488.95mm 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：2026-07-24
Application:Cleaning equipment,Warehouse Shelf Equipment,Tool,Safety protection,hydraulic cylinder buffer,Gripper Swing,Liposuction device,Wire grinder,van,cleaners,Industrial
Similar models:331271
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Model No. Inner Diameter Outer Diameter Width Type

16245
21061
6006 N
71905 CD/P4A
SAF 23040 KA x 7.1/4

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Hot number： 313528 C 35x68x8 CRW1 R 51102 V/HR22T2 6011-Z 7009 CE/P4A 7409 BCBM K 20x30x30 KMD 4 KR 26 PPA NJ 317 ECP NU 2226 ECML NU 308 ECPH SNP 3260x10.15/16 SYK 508 WBB1-8706-2RS1

Model No.	Inner Diameter	Outer Diameter	Width	Type
16245
21061
6006 N
71905 CD/P4A
SAF 23040 KA x 7.1/4