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 248 N2MA

QJ 248 N2MA

Dimensions

d		240	mm
D		440	mm
B		72	mm
d₁	≈	315	mm
D₁	≈	365	mm
a		238	mm
h		12.5	mm
b		15	mm
r₀		2.5	mm
r_1,2	min.	4	mm

Abutment dimensions

d_a	min.	258	mm
D_a	max.	422	mm
r_a	max.	3	mm

Calculation data

Basic dynamic load rating	C	650	kN
Basic static load rating	C₀	1200	kN
Fatigue load limit	P_u	27.5	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

53.2

Model Number: QJ 248 N2MA
Inner Diameter：240mm Outer Diameter：440mm Width：72mm
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：2026-04-18
Application:ship special,Optical Instruments,spreader series,organic raw materials,outdoor equipment,bio-chemical,Chromatography Products,equipment and,car instrument,Generator,gear grinding machine
Similar models:HM 218248/210 NUB 248 MA 24892 CAMA/W20 BD-23248 CCK/W33-AOH 2348 29248 NUP 248 MA NJ 248 MA NUH 2248 ECMH SNL 3248 G 32248/DF
BEARING POWER International Trading Co.,Ltd. specialize in QJ248N2MA products，there is large inventory of SKF QJ 248 N2MA Four-point contact ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the QJ 248 N2MA Which SKF QJ248N2MA 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.

Model No.	Inner Diameter	Outer Diameter	Width	Type
20098	50.8	81	11.91	Seals
23140-2CS5K/VT143	200	340	112	Bearings, units and housings
232/560 CA/W33	560	1030	365	Bearings, units and housings
32038 X/L4BDF	190	290	-	Bearings, units and housings
332297	400	540	-	Bearings, units and housings
510/600 F	600	650	38	Bearings, units and housings
61924 MA	120	165	22	Bearings, units and housings
90x120x12 HMS5 V	90	120	12	Seals
BT4B 328912 E3/C675	355.6	488.95	-	Bearings, units and housings
FSYE 2 3/4	69.85	-	-	Bearings, units and housings
NNU 41/800 M/W33	800	1280	475	Bearings, units and housings
SNLN 3032	160	-	-	Bearings, units and housings

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