Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQI design SKF BT4B 328345/HA1

BT4B 328345/HA1

Design

Design variant/feature

TQI

Dimensions

d		279.4	mm
D		407	mm
B		320	mm
T		288	mm
d₁	≈	343	mm
D₁	≈	388	mm
r_1,2	min.	3.5	mm
r_3,4	min.	1.5	mm

Calculation data

Basic dynamic load rating	C	3580	kN
Basic static load rating	C₀	9000	kN
Fatigue load limit	P_u	765	kN
Comparative radial load rating	C_F	950	kN
Comparative axial load rating	C_Fa	159	kN
Thrust factor	K	1.73
Calculation factor	e	0.33
Calculation factor	Y₁	2
Calculation factor	Y₂	3
Calculation factor	Y₀	2

Mass

Mass bearing

140

Model Number: BT4B 328345/HA1
Inner Diameter：279.4mm Outer Diameter：407mm 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, TQI design
Update date：2024-12-13
Application:key lock,rehabilitation training equipment,Spectral Products,Cleaning equipment,impression material,historical instruments,medical equipment,Ball screw,chemical raw materials and reagents,hydraulic pressure gauge,non-motor vehicle Electric car
Similar models:BT4B 328345/HA1
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Model No.	Inner Diameter	Outer Diameter	Width	Type
19240	49.2252	68.22	9.53	Seals
31317T133.19/DB	85	180	-	Bearings, units and housings
50x72x8 HMSA10 V	50	72	8	Seals
99292	75.5396	82.169	25.4	Seals
BEAM 040115-2RS	40	115	46	Bearings, units and housings
FYTB 1.3/8 TDW	34.925	-	-	Bearings, units and housings
GEC 900 FBAS	900	1180	375	Bearings, units and housings
GEZ 108 ESL-2LS	38.1	61.913	33.325	Bearings, units and housings
GEZM 108 ES	38.1	61.913	28.575	Bearings, units and housings
KMFE 11 H	14	-	55	Bearings, units and housings
PSM 182218 A51	18	22	18	Bearings, units and housings
SY 35 WF	35	-	-	Bearings, units and housings

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