Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 328871 BG/HA1VA902

BT4B 328871 BG/HA1VA902

Design

Design variant/feature

TQOSN/GWISI

Dimensions

d		609.6	mm
D		787.4	mm
B		361.95	mm
T		361.95	mm
d₁	≈	645	mm
D₁	≈	735	mm
r_1,2	min.	3.3	mm
r_3,4	min.	6.4	mm

Calculation data

Basic dynamic load rating	C	7370	kN
Basic static load rating	C₀	18600	kN
Fatigue load limit	P_u	1370	kN
Comparative radial load rating	C_F	1800	kN
Comparative axial load rating	C_Fa	323	kN
Thrust factor	K	1.58
Calculation factor	e	0.37
Calculation factor	Y₁	1.8
Calculation factor	Y₂	2.7
Calculation factor	Y₀	1.8

Mass

Mass bearing

425

Model Number: BT4B 328871 BG/HA1VA902
Inner Diameter：609.6mm Outer Diameter：787.4mm 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:Liposuction device,agricultural testing and analysis equipment and related,hot and cold box,security,spectrometer,Vertical machining,bio-chemical,printing equipment,stamping die and its equipment,shoe-making machinery,storage and transportation equipment
Similar models:BT4B 328871 BG/HA1VA902 BT4B 328871 G/HA1VA901
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Model No.	Inner Diameter	Outer Diameter	Width	Type
14018	35.0012	62.001	10.008	Seals
13906	34.925	69.85	12.7	Seals
249/710 CA/W33	710	950	243	Bearings, units and housings
470921	880	-	-	Seals
6203-2Z/VA201	17	40	12	Bearings, units and housings
6204/HR22T2	20	47	14	Bearings, units and housings
FNL 518 A	80	-	-	Bearings, units and housings
FY 45 TF/VA201	45	-	54.2	Bearings, units and housings
KR 62 PPA	-	62	29	Bearings, units and housings
NJ 10/560 MA	560	820	115	Bearings, units and housings
NU 311 ECML	55	120	29	Bearings, units and housings
SNL 3176 ATURA	360	-	-	Bearings, units and housings

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