Bearings, units and housings -- Ball bearings -- Angular contact ball bearings -- Four-point contact ball bearings -- Angular contact ball bearings, four-point contact ball bearings SKF QJ 344 N2/309829

QJ 344 N2/309829

Dimensions

d		220	mm
D		460	mm
B		88	mm
d₁	≈	308	mm
D₁	≈	372	mm
a		238	mm
h		12.5	mm
b		15	mm
r₀		2.5	mm
r_1,2	min.	5	mm

Abutment dimensions

d_a	min.	242	mm
D_a	max.	438	mm
r_a	max.	4	mm

Calculation data

Basic dynamic load rating	C	904	kN
Basic static load rating	C₀	1660	kN
Fatigue load limit	P_u	38	kN
Limiting speed		2400	r/min
Calculation factor	e	0.95
Calculation factor	X	0.6
Calculation factor	Y₀	0.58
Calculation factor	Y₁	0.66
Calculation factor	Y₂	1.07

Mass

Mass bearing

77.2

Model Number: QJ 344 N2/309829
Inner Diameter：220mm Outer Diameter：460mm Width：88mm
Reference speed:2400 r/min Limiting speed:-
Type：Bearings, units and housings Ball bearings Angular contact ball bearings Four-point contact ball bearings
Details： Four-point contact ball bearings Angular contact ball bearings, four-point contact ball bearings
Update date：2021-06-03
Application:ventilation fans,office equipment,baler,Medical equipment,Grinding and polishing equipment,organic raw materials,wall industry,vacuum filter,centrifugal pump,knitted fabrics,Microwave Equipment
Similar models:L 183449/410 NU 2344 ECN1MA NU 2344 ECMP PCM 303440 E 22344 CCK/W33 7344 BCBM NJG 2344 VH NU 2344 ECMA QJ 344 N2MA AOH 2344
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SAFS 22524	106.3625	-	-	Bearings, units and housings
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