Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 328209 G/HA1C455

BT4B 328209 G/HA1C455

Design

Design variant/feature

TQO/GWI

Dimensions

d		266.7	mm
D		355.6	mm
B		230.188	mm
T		228.6	mm
d₁	≈	284	mm
D₁	≈	329	mm
r_1,2	min.	1.5	mm
r_3,4	min.	3.3	mm

Calculation data

Basic dynamic load rating	C	2200	kN
Basic static load rating	C₀	5600	kN
Fatigue load limit	P_u	500	kN
Comparative radial load rating	C_F	585	kN
Comparative axial load rating	C_Fa	102	kN
Thrust factor	K	1.62
Calculation factor	e	0.35
Calculation factor	Y₁	1.9
Calculation factor	Y₂	2.9
Calculation factor	Y₀	1.8

Mass

Mass bearing

65.5

Model Number: BT4B 328209 G/HA1C455
Inner Diameter：266.7mm Outer Diameter：355.6mm 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:Spectral Products,heating fans,tower crane,universal category,generator,diving equipment,rolling machine,Spectrum Products,food sterilization,Storage Tool,tobacco machinery
Similar models:BT4B 328209 G/HA1C455
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Model No. Inner Diameter Outer Diameter Width Type

22238-2CS5/VT143
50618
AH 3132 G
FY 55 FM
K 155x163x26

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Model No.	Inner Diameter	Outer Diameter	Width	Type
22238-2CS5/VT143
50618
AH 3132 G
FY 55 FM
K 155x163x26