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 1056 N2MA/C4

QJ 1056 N2MA/C4

Dimensions

d		280	mm
D		420	mm
B		65	mm
d₁	≈	328	mm
D₁	≈	372	mm
a		245	mm
h		15	mm
b		12.55	mm
r₀		2.5	mm
r_1,2	min.	4	mm

Abutment dimensions

d_a	min.	298	mm
D_a	max.	402	mm
r_a	max.	3	mm

Calculation data

Basic dynamic load rating	C	585	kN
Basic static load rating	C₀	1140	kN
Fatigue load limit	P_u	25.5	kN
Limiting speed		2400	r/min
Calculation factor	A	3472.7
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

33.5

Model Number: QJ 1056 N2MA/C4
Inner Diameter：280mm Outer Diameter：420mm Width：65mm
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：2026-04-16
Application:noise inspection,impression material,Medical room equipment,Safety protection,container finishing,decoration machinery,car steering pin,diagnostic test paper,large agricultural machinery,coal mill,construction machinery and equipment
Similar models:NU 1056 M NU 1056 ML QJ 1056 N2MA/C4 PCM 10010560 M PWM 9010560
BEARING POWER International Trading Co.,Ltd. specialize in QJ1056N2MA/C4 products，there is large inventory of SKF QJ 1056 N2MA/C4 Four-point contact ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the QJ 1056 N2MA/C4 Which SKF QJ1056N2MA/C4 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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23938 CCK/W33	190	260	52	Bearings, units and housings
29444 E	220	420	122	Bearings, units and housings
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71924 CE/P4A	120	165	22	Bearings, units and housings
89330 M	150	250	60	Bearings, units and housings
NU 10/560 MA	560	820	115	Bearings, units and housings
NU 2248 MA	240	440	120	Bearings, units and housings
W 61807-2RZ	35	47	7	Bearings, units and housings
W 61808 R	40	52	7	Bearings, units and housings

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