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

BT4-8166 E81/C350

SKF Explorer

Design

Design variant/feature

TQOSN/GWSI

Dimensions

d		409.575	mm
D		546.1	mm
B		334.962	mm
T		334.962	mm
d₁	≈	433	mm
D₁	≈	494	mm
r_1,2	min.	1.5	mm
r_3,4	min.	6.4	mm

Calculation data

Basic dynamic load rating	C	5850	kN
Basic static load rating	C₀	12500	kN
Fatigue load limit	P_u	965	kN
Comparative radial load rating	C_F	1250	kN
Comparative axial load rating	C_Fa	241	kN
Thrust factor	K	1.47
Calculation factor	e	0.4
Calculation factor	Y₁	1.7
Calculation factor	Y₂	2.5
Calculation factor	Y₀	1.6

Mass

Mass bearing

215

Model Number: TQO design
Inner Diameter：409.575mm 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：2026-08-20
Application:electromagnetic clutch,screen filter,ultra-quiet generators,generator,ECG,organic raw materials,quality inspection equipment,embroidery cloth,water protection,orthodontic material,Wire grinder
Similar models:6207-RS1 NKI 40/30 TN SAF 22620 x 3.3/8 TLC PSM 607250 A51 QJ 312 PHAS PL 530 SNW 111x2 7018 CB/P4A 2318 SY 1.1/2 TDW
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Model No. Inner Diameter Outer Diameter Width Type

239/800 CAK/W33
29236 E
4931
PWM 160180180
W 618/5 R

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

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Model No.	Inner Diameter	Outer Diameter	Width	Type
239/800 CAK/W33
29236 E
4931
PWM 160180180
W 618/5 R