Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 331226/HA1

BT4B 331226/HA1

Design

Design variant/feature

TQO/GWI

Dimensions

d		431.8	mm
D		571.5	mm
B		336.55	mm
T		336.55	mm
d₁	≈	464	mm
D₁	≈	511	mm
r_1,2	min.	1.5	mm
r_3,4	min.	3.3	mm

Calculation data

Basic dynamic load rating	C	4950	kN
Basic static load rating	C₀	14000	kN
Fatigue load limit	P_u	1060	kN
Comparative radial load rating	C_F	1290	kN
Comparative axial load rating	C_Fa	282	kN
Thrust factor	K	1.33
Calculation factor	e	0.44
Calculation factor	Y₁	1.5
Calculation factor	Y₂	2.3
Calculation factor	Y₀	1.4

Mass

Mass bearing

240

Model Number: BT4B 331226/HA1
Inner Diameter：431.8mm Outer Diameter：571.5mm 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：2025-11-28
Application:other lathe,Storage Device,Digital Generator,Liposuction device,Forging machine,air shower etc,sheet industry,car steering pin,vacuum filter,chuck industry,other accessories
Similar models:BT4B 331226 BG/HA1 BT4B 331226/HA1 BT4B 331226 AG/HA1
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Model No.	Inner Diameter	Outer Diameter	Width	Type
160x185x15 HMS5 V	160	185	15	Seals
24989	63.5	88.9	11.13	Seals
330x370x18 HDS2 V	330	370	18	Seals
45x85x10 HMS5 RG	45	85	10	Seals
470496	483	-	-	Seals
60x90x10 CRSH1 R	60	90	10	Seals
7052 BGM	260	400	65	Bearings, units and housings
IR 12x16x20	12	16	20	Bearings, units and housings
HJ 1064	320	376	36	Bearings, units and housings
JLM 710949/910	65	105	24	Bearings, units and housings
SSAFS 23048 KATLC x 8.1/2	215.9	-	-	Bearings, units and housings
W 6205-2RZ	25	52	15	Bearings, units and housings

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