Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQI design SKF BT4B 332961/HA1

BT4B 332961/HA1

Design

Design variant/feature

TQIT

Dimensions

d		258.762	mm
D		358.775	mm
B		292.1	mm
T		257.175	mm
d₁	≈	303	mm
D₁	≈	343	mm
r_1,2	min.	3.3	mm
r_3,4	min.	1.5	mm

Tapered bore, taper 1:12

Calculation data

Basic dynamic load rating	C	2860	kN
Basic static load rating	C₀	7100	kN
Fatigue load limit	P_u	620	kN
Comparative radial load rating	C_F	765	kN
Comparative axial load rating	C_Fa	125	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

100

Model Number: BT4B 332961/HA1
Inner Diameter：258.762mm 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, TQI design
Update date：2025-12-09
Application:forming machine,pipe fittings Steel industry,enzyme,diving equipment,Polymer,stirrer,Machine tools,Film machine,medical equipment,multi-knife lathe,Gas turbine
Similar models:BT4B 332961/HA1
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23168 CC/W33	340	580	190	Bearings, units and housings
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6309-RSH	45	100	25	Bearings, units and housings
89309 TN	45	85	24	Bearings, units and housings
99144	36.5252	45.2374	12.7	Seals
KR 40 PPXA	-	40	58	Bearings, units and housings
LR 45x50x20.5	45	50	20.5	Bearings, units and housings
NJ 10/560 MA	560	820	115	Bearings, units and housings
OKF 550	550	1155	-
SAFS 23052 KAT x 9.1/2	241.3	-	-	Bearings, units and housings
SIL 60 ES-2RS	60	-	44	Bearings, units and housings
WS 81120	100		7	Bearings, units and housings

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