Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 332906/HA4

BT4B 332906/HA4

Design

Design variant/feature

TQO.1/GWI

Dimensions

d		676	mm
D		910	mm
B		620	mm
T		620	mm
d₁	≈	725	mm
D₁	≈	821	mm
r_1,2	min.	4	mm
r_3,4	min.	8	mm

Calculation data

Basic dynamic load rating	C	14200	kN
Basic static load rating	C₀	41500	kN
Fatigue load limit	P_u	2700	kN
Comparative radial load rating	C_F	3800	kN
Comparative axial load rating	C_Fa	625	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

1150

Model Number: BT4B 332906/HA4
Inner Diameter：676mm Outer Diameter：910mm 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：2026-06-25
Application:Internal thread type,Tool,filter paper products,plastic blow molding,motor,non-motor vehicle Electric car,flow control valve,ventilation heating equipment,industry test,air shower etc,Logistics Equipment
Similar models:BT4B 332906/HA4
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Model No. Inner Diameter Outer Diameter Width Type

85x140x12 HMS5 V
91321
PF 35 FM
PRM 657055
SAF 22615 x 2.1/2

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Model No.	Inner Diameter	Outer Diameter	Width	Type
85x140x12 HMS5 V
91321
PF 35 FM
PRM 657055
SAF 22615 x 2.1/2