Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF TQO design

BT4-8108 E/C625

SKF Explorer

Design

Design variant/feature

TQON/GW

Dimensions

d		540	mm
D		690	mm
B		400	mm
T		400	mm
d₁	≈	568	mm
D₁	≈	635	mm
r_1,2	min.	2	mm
r_3,4	min.	5	mm

Calculation data

Basic dynamic load rating	C	8150	kN
Basic static load rating	C₀	19300	kN
Fatigue load limit	P_u	1400	kN
Comparative radial load rating	C_F	1730	kN
Comparative axial load rating	C_Fa	3450	kN
Thrust factor	K	1.45
Calculation factor	e	0.4
Calculation factor	Y₁	1.7
Calculation factor	Y₂	2.5
Calculation factor	Y₀	1.6

Mass

Mass bearing

370

Model Number: TQO design
Inner Diameter：540mm Outer Diameter：690mm 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：2025-12-09
Application:thin metal materials,molding machine,electronic materials,switch,Air,inorganic chemical,shoe-making machinery,aerial work equipment,teaching equipment,chuck industry,Industrial equipment
Similar models:H 222 7307 BECBM FYRP 4-18 GEZH 212 ES-2RS SA 17 ES 7310 ACCBM NNCL 4916 CV 32920 SI 8 E PCZ 4432 M
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5756	14.3002	34.93	6.35	Seals
609/HR11TN	9	24	7	Bearings, units and housings
7013 CE/HCP4AL	65	100	18	Bearings, units and housings
7014 ACB/HCP4AL	70	110	20	Bearings, units and housings
FYTB 25 LF	25	-	-	Bearings, units and housings
PCZ 3224 M	50.8	55.56	38.1	Bearings, units and housings
PSMF 506050 A51	50	60	50	Bearings, units and housings
SNL 3168 ATURA	320	-	-	Bearings, units and housings
SNW 11x1.7/8	47.625	55	46.609	Bearings, units and housings

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