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

BT4B 331333 E/C575

SKF Explorer

Design

Design variant/feature

TQON/GW

Dimensions

d		409.575	mm
D		546.1	mm
B		334.962	mm
T		334.962	mm
d₁	≈	438	mm
D₁	≈	490	mm
r_1,2	min.	1.5	mm
r_3,4	min.	6.4	mm

Calculation data

Basic dynamic load rating	C	5700	kN
Basic static load rating	C₀	13200	kN
Fatigue load limit	P_u	1000	kN
Comparative radial load rating	C_F	1220	kN
Comparative axial load rating	C_Fa	254	kN
Thrust factor	K	1.4
Calculation factor	e	0.43
Calculation factor	Y₁	1.6
Calculation factor	Y₂	2.3
Calculation factor	Y₀	1.6

Mass

Mass bearing

220

Model Number: TQO design
Inner Diameter：409.575mm Outer Diameter：546.1mm 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：2026-04-18
Application:journal lathe,aerial work equipment,Machine Tool Accessories,food safety,Die,floor industry,pump,Hair styling device,security equipment,Industrial,medical equipment
Similar models:6203/HC5C3 D/W R6 R-2RZ NU 328 ECJ H 3036 E HA 3132 NUP 2317 ECML SAF 1515 TLC FYAWK 1.3/8 LTA SYNT 40 FW 7007 CE/P4AL
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