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 209 MA

QJ 209 MA

SKF Explorer

Dimensions

d		45	mm
D		85	mm
B		19	mm
d₁	≈	54.5	mm
D₁	≈	72	mm
a		46	mm
r_1,2	min.	1.1	mm

Abutment dimensions

d_a	min.	52	mm
D_a	max.	78	mm
r_a	max.	1	mm

Calculation data

Basic dynamic load rating	C	63	kN
Basic static load rating	C₀	56	kN
Fatigue load limit	P_u	2.36	kN
Limiting speed		14000	r/min
Calculation factor	A	8.714
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

0.52

Model Number: QJ 209 MA
Inner Diameter：45mm Outer Diameter：85mm Width：19mm
Reference speed:14000 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：2024-12-20
Application:Cylinder Special,plastic molding,water,orthodontic material,ventilator anesthesia machine etc,scientific instruments,air purification,wheel lathe,Forging machine,Animal Tracking,Reflective Materials Industrial fabrics
Similar models:3209 ATN9 BC4B 320989/HA3 NUP 209 ECJ 7209 BEP 7209 CD/HCP4A NU 2209 ECP YAR 209-112-2FW/VA228 FBSA 209/DB FBSA 209/QFC K 81209 TN
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Model No.	Inner Diameter	Outer Diameter	Width	Type
14363	36.5252	61.9	7.95	Seals
31228	79.375	107.92	11.13	Seals
51202 V/HR11T1	15	32	12	Bearings, units and housings
7322 BECBM	110	240	50	Bearings, units and housings
BD-BS2-2209-2RSK/VT143-H 309 E	40	85	28	Bearings, units and housings
BTM 100 BTN9/HCP4CDB	100	150	45	Bearings, units and housings
C 2228 K	140	250	68	Bearings, units and housings
GEG 25 ES	25	42	16	Bearings, units and housings
H 2334	150	220	154	Bearings, units and housings
L 44643/610	25.4	50.292	14.224	Bearings, units and housings
S7202 CD/P4A	15	35	11	Bearings, units and housings
SSAFS 23056 KATLC x 10	254	-	-	Bearings, units and housings

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