Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 328986 G/HA1VA901

BT4B 328986 G/HA1VA901

Design

Design variant/feature

TQOES/GWISI

Dimensions

d		343.052	mm
D		457.098	mm
B		323.85	mm
T		254	mm
d₁	≈	362	mm
D₁	≈	420	mm
r_1,2	min.	1	mm
r_3,4	min.	3.3	mm

Calculation data

Basic dynamic load rating	C	2700	kN
Basic static load rating	C₀	6400	kN
Fatigue load limit	P_u	540	kN
Comparative radial load rating	C_F	710	kN
Comparative axial load rating	C_Fa	166	kN
Thrust factor	K	1.23
Calculation factor	e	0.48
Calculation factor	Y₁	1.4
Calculation factor	Y₂	2.1
Calculation factor	Y₀	1.4

Mass

Mass bearing

120

Model Number: BT4B 328986 G/HA1VA901
Inner Diameter：343.052mm Outer Diameter：457.098mm 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:product accessories,defogging and degreasing,machining,car,packing equipment,electromyography machine,casting embedding,Antenna Industry,coal,hanging clamp,Hair styling device
Similar models:BT4B 328986 G/HA1VA901
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Model No. Inner Diameter Outer Diameter Width Type

45x75x8 HMSA10 RG
K 55x62x18
NUP 2320 ECP
OKF 220
TU 1.15/16 TF

Purchase the SKF BT4B 328986 G/HA1VA901 Four-row tapered roller bearings, TQO design Please fill in the following

Hot number： 11930 211-2Z 3207 A 400605 44x62x10 HMSA10 RG 4980 55x75x10 HMSA10 RG GEZ 400 ESL-2LS NNCF 4864 CV NU 2356 MA OKCX 310 PRMF 404440 S71911 ACE/HCP4A SAF 1520 x 3.5/16 T SSAFS 22524 x 4.1/16

Model No.	Inner Diameter	Outer Diameter	Width	Type
45x75x8 HMSA10 RG
K 55x62x18
NUP 2320 ECP
OKF 220
TU 1.15/16 TF