Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 334031/HA4C1800

BT4B 334031/HA4C1800

Design

Design variant/feature

TQO.1

Dimensions

d		1001	mm
D		1360	mm
B		800	mm
T		800	mm
d₁	≈	1070	mm
D₁	≈	1238	mm
r_1,2	min.	12	mm
r_3,4	min.	12.7	mm

Calculation data

Basic dynamic load rating	C	27500	kN
Basic static load rating	C₀	81500	kN
Fatigue load limit	P_u	4750	kN
Comparative radial load rating	C_F	7350	kN
Comparative axial load rating	C_Fa	1140	kN
Thrust factor	K	1.83
Calculation factor	e	0.31
Calculation factor	Y₁	2.2
Calculation factor	Y₂	3.3
Calculation factor	Y₀	2.2

Mass

Mass bearing

3390

Model Number: BT4B 334031/HA4C1800
Inner Diameter：1001mm Outer Diameter：1360mm 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:Storage Tool,Power equipment,manual Tools,Tool,miscellaneous instruments,electric hydraulic lifting platform,generator,tapping machine,screen filter,Industrial Electromechanical,rock drilling machinery
Similar models:BT4B 334031/HA4C1800
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Model No.	Inner Diameter	Outer Diameter	Width	Type
108x170x15 HMSA10 RG	108	170	15	Seals
35x45x7 HMS5 RG	35	45	7	Seals
50x90x10 HMS5 RG	50	90	10	Seals
555364	35.0012	47.0154	7.0104	Seals
596098	320.675	-	-	Seals
7036 ACD/HCP4A	180	280	46	Bearings, units and housings
GEC 360 FBAS	360	480	160	Bearings, units and housings
GEZ 204 ESL-2LS	57.15	90.488	42.85	Bearings, units and housings
KDMS 504-325/140	140	352.6	-	Coupling systems
NU 29/630 ECMA/HB1	630	850	128	Bearings, units and housings
NJ 2224 ECM	120	215	58	Bearings, units and housings
PBMF 8510040 M1G1	85	100	40	Bearings, units and housings

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