Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 328871 G/HA1VA901

BT4B 328871 G/HA1VA901

Design

Design variant/feature

TQOS/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	6820	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

430

Model Number: BT4B 328871 G/HA1VA901
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：2026-04-17
Application:scientific instruments,blood cell reagent,Storage Tool,Storage Device,Hydraulic Hose,machine tool spindle,mobile toilet,floor industry,printing machinery,forklift industry,altimeter etc
Similar models:BT4B 328871 G/HA1VA901 BT4B 328871 BG/HA1VA902
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Model No.	Inner Diameter	Outer Diameter	Width	Type
130 VS R	117	-	-	Seals
16083	41.275	57.96	7.95	Seals
52x68x8 CRW1 V	52	68	8	Seals
6005	25	47	12	Bearings, units and housings
FYK 25 TR	25	-	-	Bearings, units and housings
PCM 323620 E	32	36	20	Bearings, units and housings
PF 5/8 TF	15.875	-	-	Bearings, units and housings
PF 72	-	-	-	Bearings, units and housings
SAF 22516 x 2.5/8 TLC	66.675	-	-	Bearings, units and housings
SSAFS 22515 x 2.1/2 T	63.5	-	-	Bearings, units and housings
SSAFS 23044 KAT x 7.7/8	200.025	-	-	Bearings, units and housings
W 61901-2RS1	12	24	6	Bearings, units and housings

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