Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 329071 G/HA1VA901

BT4B 329071 G/HA1VA901

Design

Design variant/feature

TQOS/GWISI

Dimensions

d		254	mm
D		358.775	mm
B		269.875	mm
T		269.875	mm
d₁	≈	272	mm
D₁	≈	320	mm
r_1,2	min.	1.5	mm
r_3,4	min.	3.3	mm

Calculation data

Basic dynamic load rating	C	2460	kN
Basic static load rating	C₀	5700	kN
Fatigue load limit	P_u	510	kN
Comparative radial load rating	C_F	640	kN
Comparative axial load rating	C_Fa	106	kN
Thrust factor	K	1.76
Calculation factor	e	0.33
Calculation factor	Y₁	2
Calculation factor	Y₂	3
Calculation factor	Y₀	2

Mass

Mass bearing

82.2

Model Number: BT4B 329071 G/HA1VA901
Inner Diameter：254mm Outer Diameter：358.775mm 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:industry test,training beds etc,Insect Capture,respirator,instrument,Pneumatic Actuator,enzyme,Gear grinding machine,motor,switch,leather processing
Similar models:BT4B 329071 G/HA1VA901
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Model No.	Inner Diameter	Outer Diameter	Width	Type
12x22x5 HMSA10 V	12	22	5	Seals
BD-22334 CCK/W33-H 2334	150	360	120	Bearings, units and housings
26204	66.675	92.02	9.53	Seals
50x62x7 HMS5 V	50	62	7	Seals
61902	15	28	7	Bearings, units and housings
61915-2RZ	75	105	16	Bearings, units and housings
89424 M	120	250	78	Bearings, units and housings
NU 2203 ECP	17	40	16	Bearings, units and housings
SAF 1622 x 4 T	101.6	-	-	Bearings, units and housings
SAF 23024 KAT x 4.1/4	103.1875	-	-	Bearings, units and housings
SILKB 22 F	22	-	28	Bearings, units and housings
W 28	141.7828	188.9252	-	Bearings, units and housings

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