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 309 MA

QJ 309 MA

SKF Explorer

Dimensions

d		45	mm
D		100	mm
B		25	mm
d₁	≈	58	mm
D₁	≈	81.2	mm
a		51	mm
r_1,2	min.	1.5	mm

Abutment dimensions

d_a	min.	54	mm
D_a	max.	91	mm
r_a	max.	1.5	mm

Calculation data

Basic dynamic load rating	C	100	kN
Basic static load rating	C₀	83	kN
Fatigue load limit	P_u	3.55	kN
Limiting speed		12000	r/min
Calculation factor	A	20.15
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

1.05

Model Number: QJ 309 MA
Inner Diameter：45mm Outer Diameter：100mm Width：25mm
Reference speed:12000 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：2024-12-13
Application:Spectrum Products,Die,switch,Cylinder Type,office outdoor camping equipment,relay,journal lathe,linear drive,animal anatomy,Seals,labor insurance
Similar models:1726309 B-2RS1/VP274 BS2-2309-2RS/VT143 2309 EKM NJ 309 ECP 7309 BEGAP 7309 BEGBP SAF 22309 SNL 3092 TURA 23092 CAK/W33 BD-23096 CAK/W33-AOHX 3096 G
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Model No.	Inner Diameter	Outer Diameter	Width	Type
23944-2CS/VT143	220	300	60	Bearings, units and housings
32310	50	110	42.25	Bearings, units and housings
4302 ATN9	15	42	17	Bearings, units and housings
528526	1346.2	-	-	Seals
70/530 AM	530	780	112	Bearings, units and housings
7219 BECBY	95	170	32	Bearings, units and housings
85212	-	-	57.15	Seals
NA 4903.2RS	17	30	14	Bearings, units and housings
SAF 22524 x 4.1/8 T	104.775	-	-	Bearings, units and housings
SAF 23034 KAT x 6	150.8125	-	-	Bearings, units and housings
SSAFS 22520 x 3.5/16 T	84.1375	-	-	Bearings, units and housings
W 61811-2RZ	55	72	9	Bearings, units and housings

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