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 1248 MA/344524

QJ 1248 MA/344524

Dimensions

d		240	mm
D		440	mm
B		85	mm
d₁	≈	316	mm
D₁	≈	364	mm
a		340	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	663	kN
Basic static load rating	C₀	1220	kN
Fatigue load limit	P_u	28	kN
Limiting speed		2400	r/min
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

Model Number: QJ 1248 MA/344524
Inner Diameter：240mm Outer Diameter：440mm Width：85mm
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：2025-12-09
Application:light therapy instrument,bathroom facilities,Hydraulic Equipment,Textile Accessories,centrifugal pump,supporting facilities,Pneumatic Control Valves,Control,Forming mold,Laser Devices,hydraulic connector
Similar models:WS 81248 81248 M 51248 M QJ 1248 MA/344524 GS 81248 K 81248 M
BEARING POWER International Trading Co.,Ltd. specialize in QJ1248MA/344524 products，there is large inventory of SKF QJ 1248 MA/344524 Four-point contact ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the QJ 1248 MA/344524 Which SKF QJ1248MA/344524 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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71918 CB/HCP4AL	90	125	18	Bearings, units and housings
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GE 220 ES-2LS	220	320	100	Bearings, units and housings
NKI 40/30 TN	40	55	30	Bearings, units and housings
NNU 4180 K30M/W33	400	650	250	Bearings, units and housings
PWM 607040	60	70	40	Bearings, units and housings
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