Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4-8125 E1/C725

BT4-8125 E1/C725

Design

Design variant/feature

TQOSN/GWISI

Dimensions

d		457.2	mm
D		606	mm
B		381	mm
T		381	mm
d₁	≈	485	mm
D₁	≈	560	mm
r_1,2	min.	1	mm
r_3,4	min.	3.3	mm

Calculation data

Basic dynamic load rating	C	7500	kN
Basic static load rating	C₀	16300	kN
Fatigue load limit	P_u	1250	kN
Comparative radial load rating	C_F	1600	kN
Comparative axial load rating	C_Fa	259	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

298

Model Number: BT4-8125 E1/C725
Inner Diameter：457.2mm Outer Diameter：606mm 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：2021-06-04
Application:Dental Drill etc,Special Equipment,blood cell reagent,equipment and,power tools,supporting facilities,machine tool spindle,lifting equipment Hoisting hoist,food sterilization,Insect Count,Garment Accessories
Similar models:81252 M GS 81252 K 81252 M 81256 M WS 81252 K 81256 M GS 81256 BT4-8125 E1/C725 WS 81256
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Model No.	Inner Diameter	Outer Diameter	Width	Type
1600 VL R	1450	-	-	Seals
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42x60x7 HMSA10 RG	42	60	7	Seals
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7537	19.05	34.93	6.35	Seals
NU 2308 ECP	40	90	33	Bearings, units and housings
PCM 18018580 M	180	185	80	Bearings, units and housings
PCM 353930 M	35	39	30	Bearings, units and housings
PRM 151715	15	17	15	Bearings, units and housings
S71924 CE/P4A	120	165	22	Bearings, units and housings
SILA 45 ESX-2LS	45	-	32	Bearings, units and housings
YARAG 207-104	31.75	72	42.9	Bearings, units and housings

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