Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 328773 G/HA1

BT4B 328773 G/HA1

Design

Design variant/feature

TQO/GWI

Dimensions

d		482.6	mm
D		630	mm
B		420	mm
T		420	mm
d₁	≈	506	mm
D₁	≈	570	mm
r_1,2	min.	3.3	mm
r_3,4	min.	6.4	mm

Calculation data

Basic dynamic load rating	C	6600	kN
Basic static load rating	C₀	19300	kN
Fatigue load limit	P_u	1400	kN
Comparative radial load rating	C_F	1760	kN
Comparative axial load rating	C_Fa	284	kN
Thrust factor	K	1.76
Calculation factor	e	0.33
Calculation factor	Y₁	2
Calculation factor	Y₂	3
Calculation factor	Y₀	2

Mass

Mass bearing

345

Model Number: BT4B 328773 G/HA1
Inner Diameter：482.6mm Outer Diameter：630mm 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：2021-06-05
Application:steam Hydraulic control element,labor insurance,plastic rolling,nail products,transportation equipment,directional control valve,wheel lathe,Cutting Machine,pneumatic Pump,mechanical annex,surgical instruments
Similar models:BT4B 328773 G/HA1
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Model No.	Inner Diameter	Outer Diameter	Width	Type
21267	53.975	81	9.53	Seals
32915	75	105	20	Bearings, units and housings
522676	1139.825	-	-	Seals
55x90x10 HMSA10 RG	55	90	10	Seals
GEZ 200 ESX-2LS	50.8	80.963	44.45	Bearings, units and housings
HK 3016	30	37	16	Bearings, units and housings
NU 315 ECJ	75	160	37	Bearings, units and housings
NU 317 ECP	85	180	41	Bearings, units and housings
SAF 22620 x 3.5/16 T	84.1375	-	-	Bearings, units and housings
SAF 22626 x 4.3/8 TLC	111.125	-	-	Bearings, units and housings
SY 30 LDW	30	-	-	Bearings, units and housings
W 619/4 R-2RS1	4	11	4	Bearings, units and housings

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