Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Double row tapered roller bearings -- Double row tapered roller bearings, TDO design SKF 331640 A

331640 A

Design

Design variant/feature

TDO/DC

Dimensions

d		558.8	mm
D		736.6	mm
T		225.425	mm
C		177.8	mm
d₁	≈	640	mm
D₁	≈	707	mm
r_1,2	min.	6.4	mm
r_3,4	min.	1.5	mm
a		255	mm

Calculation data

Basic dynamic load rating	C	4290	kN
Basic static load rating	C₀	11.6	kN
Fatigue load limit	P_u	815	kN
Calculation factor	e	0.35
Calculation factor	Y₁	1.9
Calculation factor	Y₂	2.9
Calculation factor	Y₀	1.8
Comparative radial load rating	C_F	1060	kN
Comparative axial load rating	C_Fa	355	kN
Thrust factor	K	1.69

Mass

Mass bearing

150

Model Number: 331640 A
Inner Diameter：558.8mm Outer Diameter：736.6mm Width：-mm
Reference speed:- Limiting speed:-
Type：Bearings, units and housings Roller bearings Tapered roller bearings Double row tapered roller bearings
Details： Double row tapered roller bearings Double row tapered roller bearings, TDO design
Update date：2026-04-17
Application:Grinding and polishing equipment,ship special,medical equipment,embroidery cloth,Pneumatic Actuator,vacuum suction cup,knitted fabrics,transportation equipment,labor insurance,Gripper Swing,Display Devices
Similar models:331640 A
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SYFWK 1.1/2 LTA	38.1	-	-	Bearings, units and housings

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