Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Double row tapered roller bearings -- Double row tapered roller bearings, TDO design SKF 331290

331290

Design

Design variant/feature

TDO/D

Dimensions

d		685.8	mm
D		876.3	mm
T		200.025	mm
C		152.4	mm
d₁	≈	772	mm
D₁	≈	842	mm
r_1,2	min.	6.4	mm
r_3,4	min.	1.5	mm
a		309	mm

Calculation data

Basic dynamic load rating	C	3910	kN
Basic static load rating	C₀	11000	kN
Fatigue load limit	P_u	750	kN
Calculation factor	e	0.43
Calculation factor	Y₁	1.6
Calculation factor	Y₂	2.3
Calculation factor	Y₀	1.6
Comparative radial load rating	C_F	950	kN
Comparative axial load rating	C_Fa	393	kN
Thrust factor	K	1.4

Mass

Mass bearing

270

Model Number: 331290
Inner Diameter：685.8mm Outer Diameter：876.3mm 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：2026-04-16
Application:ignition system,Pneumatic Control Elements,reinforced machinery,bathroom facilities,industrial fans,sleep monitoring,equipment,universal category,Embroidery,ventilator anesthesia machine etc,vertical processing
Similar models:331290
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1350 VL V	1225	-	-	Seals
1475 VRME R	1397	-	-	Seals
1950 VRME R	1794	-	-	Seals
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4935	12.7	22.23	6.35	Seals
85995	-	-	50.8	Seals
86319	-	-	20.62	Seals
AHX 318	85	90	53	Bearings, units and housings
BC2B 326880/HB1	400	600.19	200	Bearings, units and housings
FYWR 40 YTHR	40	-	-	Bearings, units and housings
K 17x21x17	17	21	17	Bearings, units and housings

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