Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 331089 CG/HA1

BT4B 331089 CG/HA1

Design

Design variant/feature

TQON/GW

Dimensions

d		685.8	mm
D		876	mm
B		352.425	mm
T		355.6	mm
d₁	≈	730	mm
D₁	≈	805	mm
r_1,2	min.	3.3	mm
r_3,4	min.	6.4	mm

Calculation data

Basic dynamic load rating	C	7810	kN
Basic static load rating	C₀	22000	kN
Fatigue load limit	P_u	1500	kN
Comparative radial load rating	C_F	1900	kN
Comparative axial load rating	C_Fa	393	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

525

Model Number: BT4B 331089 CG/HA1
Inner Diameter：685.8mm Outer Diameter：876mm 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：2025-11-28
Application:packaging machinery,joint protection,Industrial equipment,Sensors,Cylinder Standard,Hair styling device,marine analysis,forming machine,labor insurance,circulating pump,hydraulic cylinder
Similar models:BT4B 331089 CG/HA1 BT4B 331089 A/HA4
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Model No.	Inner Diameter	Outer Diameter	Width	Type
12379	31.75	47.6	6.35	Seals
33x50x6 HMS5 RG	33	50	6	Seals
522676	1139.825	-	-	Seals
60009	152.4	184.15	12.7	Seals
6205-2RSL	25	52	15	Bearings, units and housings
7002 CD/P4AH	15	32	9	Bearings, units and housings
BT4B 332098 A/HA4	708.025	930.275	-	Bearings, units and housings
BD-C 2206 KTN9-H 306 E	25	62	20	Bearings, units and housings
KM 11	11	-	55	Bearings, units and housings
NJ 2252 MA	260	480	130	Bearings, units and housings
SNP 3060x10.15/16	277.8125	360.5022	170.6118	Bearings, units and housings
SYNT 70 LW	70	-	-	Bearings, units and housings

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