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 224 N2MA

QJ 224 N2MA

SKF Explorer

Dimensions

d		120	mm
D		215	mm
B		40	mm
d₁	≈	152	mm
D₁	≈	183	mm
a		117	mm
h		11.7	mm
b		10.5	mm
r₀		2	mm
r_1,2	min.	2.1	mm

Abutment dimensions

d_a	min.	132	mm
D_a	max.	203	mm
r_a	max.	2	mm

Calculation data

Basic dynamic load rating	C	300	kN
Basic static load rating	C₀	365	kN
Fatigue load limit	P_u	12	kN
Limiting speed		5000	r/min
Calculation factor	A	353.65
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

6.95

Model Number: QJ 224 N2MA
Inner Diameter：120mm Outer Diameter：215mm Width：40mm
Reference speed:5000 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:ventilation fans,Display Devices,joint protection,leather processing,Solenoid Valves,Hairbrush device,Sensors,transistor fittings,power tools,Vertical machining,food testing
Similar models:53224 + U 224 BD-BS2-2224-2RS5K/VT143-H 2324 EH 1224 KM + H 3024 NUH 2248 ECMH/PEX AHX 3224 G 7224 BM SSAFS 22244 SAW 23224 TLC BD-23224 CCK/W33-AHX 3224 G NCF 2240 ECJB
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Model No.	Inner Diameter	Outer Diameter	Width	Type
12411	31.75	50.27	10.31	Seals
21320 E	100	215	47	Bearings, units and housings
3202 A-2RS1TN9/MT33	15	35	15.9	Bearings, units and housings
6021-2Z	105	160	26	Bearings, units and housings
6220/VA201	100	180	34	Bearings, units and housings
6306/HR22Q2	30	72	19	Bearings, units and housings
71916 ACE/P4AH1	80	110	16	Bearings, units and housings
95x125x12 CRW1 R	95	125	12	Seals
H 3122 E	100	110	81	Bearings, units and housings
OH 31/800 H	750	1000	505	Bearings, units and housings
SAF 23028 KAT x 5	125.4125	-	-	Bearings, units and housings
SYJ 2. TF	50.8	-	-	Bearings, units and housings

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Hot number： 10129 28800 3308 A-2RS1TN9/MT33 407506 665/653 71917 ACE/HCP4A 99175 BK 4520 FSAF 22611 x 2 T FYR 3 1/2 NA 6919 PCM 18018580 M PCZ 1812 E RNA 4912 S71901 ACD/P4A