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 1040 N2MA

QJ 1040 N2MA

Dimensions

d		200	mm
D		310	mm
B		51	mm
d₁	≈	238	mm
D₁	≈	271	mm
a		179	mm
h		12.7	mm
b		10.5	mm
r₀		2	mm
r_1,2	min.	2.1	mm

Abutment dimensions

d_a	min.	212	mm
D_a	max.	298	mm
r_a	max.	2	mm

Calculation data

Basic dynamic load rating	C	390	kN
Basic static load rating	C₀	620	kN
Fatigue load limit	P_u	16.6	kN
Limiting speed		3200	r/min
Calculation factor	A	1077.29
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

Model Number: QJ 1040 N2MA
Inner Diameter：200mm Outer Diameter：310mm Width：51mm
Reference speed:3200 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:noise inspection,Spectrum Products,electromyography machine,transportation equipment,coupling type,wheel lathe,Traffic Fire Protection Equipment Security equipment,hydraulic pump,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving,Automobile,Polymer
Similar models:QJ 1040 N2MA NU 1040 ML HJ 1040
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Model No.	Inner Diameter	Outer Diameter	Width	Type
23952 CC/W33	260	360	75	Bearings, units and housings
38731	98.425	133.38	11.13	Seals
6005 N	25	47	12	Bearings, units and housings
6207/HR11QN	35	72	17	Bearings, units and housings
6388	15.875	34.93	9.53	Seals
7005 CE/HCP4A	25	47	12	Bearings, units and housings
GEC 530 FBAS	500	710	243	Bearings, units and housings
NA 6903	17	30	23	Bearings, units and housings
NJ 328 ECJ	140	300	62	Bearings, units and housings
PFT 1.1/4 TR	31.75	-	-	Bearings, units and housings
SAFS 22232	160	-	-	Bearings, units and housings
YEL 206-102-2F	28.575	62	48.4	Bearings, units and housings

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