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：2026-04-16
Application:hydraulic pressure gauge,gas turbine,Hydraulic Equipment,Industrial,Garment Accessories,Safety protection,teaching equipment,enzyme,X-ray Equipment,rolling machine,motorcycle
Similar models:BT4B 331161 AG/HA4 BT4B 331161 BG/HA1
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Z 004	20	-	5	Seals

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Hot number： 11066 22353 32303 3304 ATN9 35x62x7 HMSA10 V 525426 6207/HC5C3 7018 ACE/HCP4A 81213 TN BD-C 3030 KV-AHX 3030 HE 317 K 89312 TN OKCX 880 RLS 5-2RS1 SSAFS 23048 KA x 8.1/2