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

BT4-8174 E81/C675

SKF Explorer

Design

Design variant/feature

TQOSN/GWSI

Dimensions

d		330.2	mm
D		444.5	mm
B		301.625	mm
T		301.625	mm
d₁	≈	481	mm
D₁	≈	518	mm
r_1,2	min.	3.3	mm
r_3,4	min.	3.3	mm

Calculation data

Basic dynamic load rating	C	4250	kN
Basic static load rating	C₀	8800	kN
Fatigue load limit	P_u	735	kN
Comparative radial load rating	C_F	1040	kN
Comparative axial load rating	C_Fa	170	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

130

Model Number: TQO design
Inner Diameter：330.2mm Outer Diameter：444.5mm 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：2026-04-16
Application:nail products,bio-chemical,Garment Accessories,centrifugal pump,Rolling mill gear box,security equipment,other mold,decoration machinery,Textile Accessories,relay,sucker industry
Similar models:16024 S7019 ACD/P4A 33030 7217 BEP PCM 707550 M SNL 3184 ATURT AS 90120 PWM 657550 GEH 30 ES-2LS 23122-2CS5/VT143
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