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：2025-12-09
Application:small diesel generators,Industrial equipment,hinge industry,industrial fans,Leather Products,food sterilization,preservation equipment,clean stationery,Technical Equipment,sanitation facilities,flow control valve
Similar models:BT4B 331226/HA1 BT4B 331226 BG/HA1 BT4B 331226 AG/HA1
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Model No.	Inner Diameter	Outer Diameter	Width	Type
13953	35.0012	53.2638	7.9502	Seals
18030	46.0502	61.1632	7.62	Seals
36359	92.075	126.97	9.53	Seals
529130	1301.75	-	-	Seals
52x68x8 HMSA10 V	52	68	8	Seals
6006-RS1	30	55	13	Bearings, units and housings
6307-RS1	35	80	21	Bearings, units and housings
81210 TN	50	78	22	Bearings, units and housings
86441	-	-	44.45	Seals
BT2B 328705/HA1	390	546.1	-	Bearings, units and housings
NUP 2216 ECP	80	140	33	Bearings, units and housings
XHCE 045/OK 120	120	346	-	Coupling systems

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