Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 328828 G/HA1

BT4B 328828 G/HA1

Design

Design variant/feature

TQO/GWI

Dimensions

d		304.648	mm
D		438.048	mm
B		280.99	mm
T		279.4	mm
d₁	≈	337	mm
D₁	≈	385	mm
r_1,2	min.	2	mm
a		15	°
r_3,4	min.	4.8	mm

Calculation data

Basic dynamic load rating	C	3080	kN
Basic static load rating	C₀	6950	kN
Fatigue load limit	P_u	585	kN
Comparative radial load rating	C_F	815	kN
Comparative axial load rating	C_Fa	190	kN
Thrust factor	K	1.24
Calculation factor	e	0.48
Calculation factor	Y₁	1.4
Calculation factor	Y₂	2.1
Calculation factor	Y₀	1.4

Mass

Mass bearing

135

Model Number: BT4B 328828 G/HA1
Inner Diameter：304.648mm Outer Diameter：438.048mm 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：2021-06-11
Application:other lathe,Perfusion device,pneumatic,wheel lathe,Anesthetic Equipment,Spectral Products,spreader series,medical equipment,animal anatomy,Special Equipment,scientific instruments
Similar models:BT4B 328828 G/HA1
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Model No.	Inner Diameter	Outer Diameter	Width	Type
1450 VE R	1374	-	-	Seals
1800558	457.2	508	20.62	Seals
42x72x8 HMSA10 V	42	72	8	Seals
524853	746.125	-	-	Seals
53309 + U 309	45	85	30.1	Bearings, units and housings
6012-2RZ	60	95	18	Bearings, units and housings
6028	140	210	33	Bearings, units and housings
85x130x12 HMSA10 V	85	130	12	Seals
K 60x66x33 ZW	60	66	33	Bearings, units and housings
N 1013 KPHA/HC5SP	65	100	18	Bearings, units and housings
N 38/630 MB	630	780	112	Bearings, units and housings
NJ 2312 ECPH	60	130	46	Bearings, units and housings

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