Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 328944 G/HA1VA901

BT4B 328944 G/HA1VA901

Design

Design variant/feature

TQOS/GWISI

Dimensions

d		440	mm
D		650	mm
B		353.5	mm
T		353.5	mm
d₁	≈	488	mm
D₁	≈	580	mm
r_1,2	min.	6.4	mm
r_3,4	min.	6.4	mm

Calculation data

Basic dynamic load rating	C	6710	kN
Basic static load rating	C₀	13200	kN
Fatigue load limit	P_u	1020	kN
Comparative radial load rating	C_F	1630	kN
Comparative axial load rating	C_Fa	255	kN
Thrust factor	K	1.82
Calculation factor	e	0.33
Calculation factor	Y₁	2
Calculation factor	Y₂	3
Calculation factor	Y₀	2

Mass

Mass bearing

379

Model Number: BT4B 328944 G/HA1VA901
Inner Diameter：440mm Outer Diameter：650mm 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:die casting mold,tire industry,enzyme,security equipment,joint protection,glass,car instrument,hydraulic cylinder buffer,hot and cold box,office outdoor camping equipment,Industrial
Similar models:BT4B 328944 G/HA1VA901
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Model No. Inner Diameter Outer Diameter Width Type

49990
7212 BECBJ
7230 BCBM
D/W R0-2Z
IR 100x115x40

Purchase the SKF BT4B 328944 G/HA1VA901 Four-row tapered roller bearings, TQO design Please fill in the following

Hot number： BD-230/710 CAK/W33-OH 30/710 H 414502 526806 6203-2Z 6204-2RSL FSYE 3 11/16 N-118 GEZM 308 ES HA 3040 NA 49/28 NU 319 ECM/C3VL0241 PWM 150165180 SAFS 22517-11 x 2.13/16 W 6201-2RZ WS 81230 XHCE 070/OK 180

Model No.	Inner Diameter	Outer Diameter	Width	Type
49990
7212 BECBJ
7230 BCBM
D/W R0-2Z
IR 100x115x40