Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 331161 AG/HA4

BT4B 331161 AG/HA4

Design

Design variant/feature

TQO/GWI

Dimensions

d		317.5	mm
D		447.675	mm
B		327.025	mm
T		327.025	mm
d₁	≈	344	mm
D₁	≈	397	mm
r_1,2	min.	3.3	mm
r_3,4	min.	3.3	mm

Calculation data

Basic dynamic load rating	C	4400	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 AG/HA4
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：2026-08-19
Application:meat products machine,printing machinery,sucker industry,large agricultural machinery,Microwave Equipment,industrial equipment,non-motor vehicle Electric car,physical instruments,Logistics Equipment,thread processing machine,extruder
Similar models:BT4B 331161 AG/HA4 BT4B 331161 BG/HA1
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Model No. Inner Diameter Outer Diameter Width Type

15176
BD-22313 EK-H 2313
45x65x8 HMS5 V
BEAM 025075-2RZ/PE
H 3124

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Hot number： 19237 86533 7005 CD/P4A FYR 2 7/16-18 JLM 104948 AA/910 AA KRVE 32 PPA NNU 4920 BK/SPW33 NU 1032 M PRM 404440 PWM 505850 RNA 2201.2RS S71920 CB/HCP4A SAF 22534 x 6 SALKAC 25 M W 61808 R

Model No.	Inner Diameter	Outer Diameter	Width	Type
15176
BD-22313 EK-H 2313
45x65x8 HMS5 V
BEAM 025075-2RZ/PE
H 3124