Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 331161 BG/HA1

BT4B 331161 BG/HA1

Design

Design variant/feature

TQON/GW

Dimensions

d		317.5	mm
D		447.675	mm
B		327.025	mm
T		327.025	mm
d₁	≈	340	mm
D₁	≈	398	mm
r_1,2	min.	3.3	mm
r_3,4	min.	3.3	mm

Calculation data

Basic dynamic load rating	C	4730	kN
Basic static load rating	C₀	10800	kN
Fatigue load limit	P_u	880	kN
Comparative radial load rating	C_F	1160	kN
Comparative axial load rating	C_Fa	193	kN
Thrust factor	K	1.74
Calculation factor	e	0.33
Calculation factor	Y₁	2
Calculation factor	Y₂	3
Calculation factor	Y₀	2

Mass

Mass bearing

165

Model Number: BT4B 331161 BG/HA1
Inner Diameter：317.5mm Outer Diameter：447.675mm 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:Vacuum generator,Display Devices,Handling machinery and various industrial machinery,experimental equipment,centrifugal pump,car steering pin,Medical printer,wheel lathe,food safety,Material handling equipment,Gripper Swing
Similar models:BT4B 331161 AG/HA4 BT4B 331161 BG/HA1
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Model No.	Inner Diameter	Outer Diameter	Width	Type
10185	25.4	57.15	6.35	Seals
190x220x15 HMS5 RG	190	220	15	Seals
400 VL V	360	-	-	Seals
7002 CD/P4AH	15	32	9	Bearings, units and housings
71928 ACD/HCP4AL	140	190	24	Bearings, units and housings
99167	42.8752	48.4124	11.1252	Seals
KD10-103	16	100	-	Coupling systems
OH 31/560 HE	530	560	377	Bearings, units and housings
OKC 100	100		-
PWTR 45.2RS	45	85	30	Bearings, units and housings
SNP 3180x15	381	470.027	265.4046	Bearings, units and housings
SYNT 40 LTS	40	-	-	Bearings, units and housings

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Hot number： 1525250 11907 BD-21319 EK-H 319 3201 A-2Z 35x60x10 HMS5 V 403703 6030 M 608/850 MB 60x80x10 HMSA10 V KMFE 26 L N 216 ECP NK 75/35 NKI 85/36 OKBS 113 SYNT 50 FW