Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 331089 A/HA4

BT4B 331089 A/HA4

Design

Design variant/feature

TQO.1/GWI

Dimensions

d		685.8	mm
D		876.3	mm
B		352.425	mm
T		355.6	mm
d₁	≈	733	mm
D₁	≈	803	mm
r_1,2	min.	3.3	mm
r_3,4	min.	1.5	mm

Calculation data

Basic dynamic load rating	C	6930	kN
Basic static load rating	C₀	20800	kN
Fatigue load limit	P_u	1430	kN
Comparative radial load rating	C_F	1630	kN
Comparative axial load rating	C_Fa	379	kN
Thrust factor	K	1.4
Calculation factor	e	0.43
Calculation factor	Y₁	1.6
Calculation factor	Y₂	2.3
Calculation factor	Y₀	1.6

Mass

Mass bearing

530

Model Number: BT4B 331089 A/HA4
Inner Diameter：685.8mm Outer Diameter：876.3mm 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：2024-12-13
Application:reinforced machinery,knitted fabrics,Seals,experimental equipment,rubber products machinery and equipment,laser devices,medical equipment,industrial equipment,mobile toilet,thread processing machine,Storage Tool
Similar models:BT4B 331089 A/HA4 BT4B 331089 CG/HA1
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Model No.	Inner Diameter	Outer Diameter	Width	Type
22 VA R	20	-	-	Seals
48x62x8 CRW1 R	48	62	8	Seals
591/530 F	530	640	67	Bearings, units and housings
6020 M	100	150	24	Bearings, units and housings
620 VRME R	602	-	-	Seals
71934 ACD/P4A	170	230	28	Bearings, units and housings
99080	19.8374	23.749	11.1252	Seals
BT4B 334023 E1/C675	317.5	422.275	-	Bearings, units and housings
FSYE 2 1/2-18	63.5	-	-	Bearings, units and housings
FYTB 15 FM	15	-	-	Bearings, units and housings
IR 32x37x30	32	37	30	Bearings, units and housings
SAFS 22532 x 5.3/8 TLC	136.525	-	-	Bearings, units and housings

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