Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 328391 G/HA1

BT4B 328391 G/HA1

Design

Design variant/feature

TQO/GWI

Dimensions

d		488.95	mm
D		622.3	mm
B		365.125	mm
T		365.125	mm
d₁	≈	515	mm
D₁	≈	570	mm
r_1,2	min.	3	mm
r_3,4	min.	3	mm

Calculation data

Basic dynamic load rating	C	5610	kN
Basic static load rating	C₀	17300	kN
Fatigue load limit	P_u	1290	kN
Comparative radial load rating	C_F	1500	kN
Comparative axial load rating	C_Fa	259	kN
Thrust factor	K	1.66
Calculation factor	e	0.35
Calculation factor	Y₁	1.9
Calculation factor	Y₂	2.9
Calculation factor	Y₀	1.8

Mass

Mass bearing

265

Model Number: BT4B 328391 G/HA1
Inner Diameter：488.95mm Outer Diameter：622.3mm 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:Anesthetic Equipment,food packaging,security equipment,casting embedding,hydraulic actuator,wall industry,engineering machinery,Cleaning equipment,stirrer,marine analysis,Pneumatic Actuator
Similar models:BT4B 328391 G/HA1
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23035	58.7502	76.2	6.35	Seals
305270 D	260	369.5	92	Bearings, units and housings
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4923	12.7	21.41	6.35	Seals
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NU 208 ECML	40	80	18	Bearings, units and housings
OKC 460	460		-
PCM 707570 M	70	75	70	Bearings, units and housings
SAL 50 TXE-2LS	50	-	35	Bearings, units and housings
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WS 89416	80		18	Bearings, units and housings

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