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

BT4-8173 E81/C725

SKF Explorer

Design

Design variant/feature

TQOSN/GWSI

Dimensions

d		450	mm
D		595	mm
B		368	mm
T		368	mm
d₁	≈	481	mm
D₁	≈	518	mm
r_1,2	min.	3	mm
r_3,4	min.	6	mm

Calculation data

Basic dynamic load rating	C	6550	kN
Basic static load rating	C₀	15300	kN
Fatigue load limit	P_u	1160	kN
Comparative radial load rating	C_F	1630	kN
Comparative axial load rating	C_Fa	254	kN
Thrust factor	K	1.83
Calculation factor	e	0.31
Calculation factor	Y₁	2.2
Calculation factor	Y₂	3.3
Calculation factor	Y₀	2.2

Mass

Mass bearing

279

Model Number: TQO design
Inner Diameter：450mm Outer Diameter：595mm 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:altimeter etc,Laser Measurements,spectrometer,medical equipment,Cylinder Type,sewage pump,Pneumatic Actuator,Seals,axle lathe,air shower etc,relay
Similar models:PCM 141612 E PFD 1.1/4 TF YAR 209-111-2FW/VA228 7008 ACB/P4A FY 1. TF/VA201 315826 A IR 12x16x20 W 619/8 R FY 1.15/16 TF/VA228 812/950 M
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