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 1084 N2MA

QJ 1084 N2MA

Dimensions

d		420	mm
D		620	mm
B		90	mm
d₁	≈	490	mm
D₁	≈	550	mm
a		364	mm
h		12.5	mm
b		15	mm
r₀		2.5	mm
r_1,2	min.	5	mm

Abutment dimensions

d_a	min.	442	mm
D_a	max.	598	mm
r_a	max.	4	mm

Calculation data

Basic dynamic load rating	C	923	kN
Basic static load rating	C₀	2280	kN
Fatigue load limit	P_u	42.5	kN
Limiting speed		1500	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

99.5

Model Number: QJ 1084 N2MA
Inner Diameter：420mm Outer Diameter：620mm Width：90mm
Reference speed:1500 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：2025-12-09
Application:plant determination,Display Devices,pump industry,Reflective Materials Industrial fabrics,screen filter,Internal thread type,quality inspection equipment,impression material,ECG,Other Machine Tools,Antenna Potentials
Similar models:HJ 1084 NU 1084 MA 51084 F QJ 1084 N2MA
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