Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 331243 A/HA1

BT4B 331243 A/HA1

Design

Design variant/feature

TQO/GWI

Dimensions

d		520.7	mm
D		736.6	mm
B		400.05	mm
T		400.05	mm
d₁	≈	567	mm
D₁	≈	653	mm
r_1,2	min.	3.3	mm
r_3,4	min.	6.4	mm

Calculation data

Basic dynamic load rating	C	7480	kN
Basic static load rating	C₀	19600	kN
Fatigue load limit	P_u	1460	kN
Comparative radial load rating	C_F	2000	kN
Comparative axial load rating	C_Fa	324	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

460

Model Number: BT4B 331243 A/HA1
Inner Diameter：520.7mm Outer Diameter：736.6mm 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：2026-08-19
Application:Polymer,Pneumatic Control Elements,other mold,wall materials,forming machine,Industrial,extruder,Machine tool accessories,Insect Capture,spectrometer,hydraulic actuator
Similar models:BT4B 331243 A/HA1
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Model No. Inner Diameter Outer Diameter Width Type

28x40x7 HMSA10 V
7220 CD/P4A
NU 18/1000 MA/HB1
PCZ 4848 E
SNLN 3036

Purchase the SKF BT4B 331243 A/HA1 Four-row tapered roller bearings, TQO design Please fill in the following

Hot number： 18558 1900563 6213-2Z 71920 ACE/HCP4AL 7222 BECBP C 5918 V FNL 507 B FSAF 22613 x 2.1/4 T K 24x30x17 KDMS 704-440/200 SAF 23030 KA x 5.1/8 SAFS 22515 x 2.3/8 TLC YARAG 209 W 630/2 R-2ZS W 63806-2Z

Model No.	Inner Diameter	Outer Diameter	Width	Type
28x40x7 HMSA10 V
7220 CD/P4A
NU 18/1000 MA/HB1
PCZ 4848 E
SNLN 3036