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 230 N2MA

QJ 230 N2MA

SKF Explorer

Dimensions

d		150	mm
D		270	mm
B		45	mm
d₁	≈	194	mm
D₁	≈	226	mm
a		147	mm
h		11.7	mm
b		10.5	mm
r₀		2	mm
r_1,2	min.	3	mm

Abutment dimensions

d_a	min.	164	mm
D_a	max.	256	mm
r_a	max.	2.5	mm

Calculation data

Basic dynamic load rating	C	400	kN
Basic static load rating	C₀	570	kN
Fatigue load limit	P_u	16.6	kN
Limiting speed		4000	r/min
Calculation factor	A	793.04
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

12.5

Model Number: QJ 230 N2MA
Inner Diameter：150mm Outer Diameter：270mm Width：45mm
Reference speed:4000 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：2024-12-25
Application:bag machine,Dental Equipment,welding equipment,office equipment,rolling mill roll neck and slowdown device,equipment and,Beauty and Body,Warehouse Shelf Equipment,Laser Devices,internal combustion engine,suction nozzle
Similar models:BD-23230 CCK/W33-H 2330 23084 CA/W33 YSA 206-2FK + HA 2306 BD-23064 CCK/W33-AOH 3064 G 2305 E-2RS1KTN9 + H 2305 23036 CC/W33 2304 M 29230 E SAFS 23024 KA x 4 AH 2309
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Model No.	Inner Diameter	Outer Diameter	Width	Type
11672	29.9974	43.0022	8.001	Seals
55x90x8 HMSA10 V	55	90	8	Seals
71916 CD/HCP4AL	80	110	16	Bearings, units and housings
99050	12.7	15.494	8.7376	Seals
AOH 3144	200	220	145	Bearings, units and housings
BD-C 3076 KM-AOH 3076 G	360	560	135	Bearings, units and housings
N 1017 KTNHA/SP	85	130	22	Bearings, units and housings
IR 30x35x30	30	35	30	Bearings, units and housings
K 16x22x12	16	22	12	Bearings, units and housings
PSM 506070 A51	50	60	70	Bearings, units and housings
SSAFS 23040 KATLC x 7.3/16	182.5625	-	-	Bearings, units and housings
SYNT 45 FW	45	-	-	Bearings, units and housings

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