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

BT4B 328817 EX1/C475

SKF Explorer

Design

Design variant/feature

TQOSN/GWSI

Dimensions

d		343.052	mm
D		457.098	mm
B		254	mm
T		254	mm
d₁	≈	362	mm
D₁	≈	420	mm
r_1,2	min.	1	mm
r_3,4	min.	3.3	mm

Calculation data

Basic dynamic load rating	C	3100	kN
Basic static load rating	C₀	6400	kN
Fatigue load limit	P_u	540	kN
Comparative radial load rating	C_F	710	kN
Comparative axial load rating	C_Fa	166	kN
Thrust factor	K	1.23
Calculation factor	e	0.48
Calculation factor	Y₁	1.4
Calculation factor	Y₂	2.1
Calculation factor	Y₀	1.4

Mass

Mass bearing

110

Model Number: TQO design
Inner Diameter：343.052mm Outer Diameter：457.098mm 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：2026-06-24
Application:Industrial,animal,teaching equipment,raw material accessories,air shower etc,Small air generators,motor,Forklift industry,Embroidery,respirator,wall industry
Similar models:BK 0408 YSA 211-2FK + HE 2311 B PCM 050705 E SAFS 22530 x 5.5/16 TLC 21320 EK 331562 NJ 2315 ECN2ML NK 65/25 K 38x43x27 SYNT 50 FTF
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Model No. Inner Diameter Outer Diameter Width Type

30x52x7 HMS5 V
55x70x8 HMSA10 RG
55x90x10 HMS5 V
56x72x8 HMSA10 RG
PNA 22/44

Purchase the SKF TQO design Four-row tapered roller bearings, TQO design Please fill in the following

Hot number： 10x30x7 HMSA10 V 22224 E 2307 E-2RS1TN9 24120 CCK30/W33 43751 540 VE R 54208 + U 208 6238 M 99437 TQO design FSAF 22615 x 2.3/8 T HJ 309 EC K 81102 TN NU 2307 ECP YAR 212-2RF

Model No.	Inner Diameter	Outer Diameter	Width	Type
30x52x7 HMS5 V
55x70x8 HMSA10 RG
55x90x10 HMS5 V
56x72x8 HMSA10 RG
PNA 22/44