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 1244 N2MA

QJ 1244 N2MA

Dimensions

d		220	mm
D		400	mm
B		78	mm
d₁	≈	287	mm
D₁	≈	333	mm
a		310	mm
h		12.7	mm
b		10.55	mm
r₀		2	mm
r_1,2	min.	4	mm

Abutment dimensions

d_a	min.	238	mm
D_a	max.	382	mm
r_a	max.	3	mm

Calculation data

Basic dynamic load rating	C	592	kN
Basic static load rating	C₀	1020	kN
Fatigue load limit	P_u	24.5	kN
Limiting speed		2600	r/min
Calculation factor	A	6474.09
Calculation factor	e	1.34
Calculation factor	X	0.54
Calculation factor	Y₀	0.44
Calculation factor	Y₁	0.47
Calculation factor	Y₂	0.81

Mass

Mass bearing

45.5

Model Number: QJ 1244 N2MA
Inner Diameter：220mm Outer Diameter：400mm Width：78mm
Reference speed:2600 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：2024-12-14
Application:sterilizers,pump industry,Spectrum Products,tube,comprehensive experiment,safety testing,labor insurance,textile machinery,Wire grinder,power source,turret industry
Similar models:81244 M K 81244 M HM 911244/210 QJ 1244 N2MA GS 81244 WS 81244
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