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 N2MA

QJ 309 N2MA

SKF Explorer

Dimensions

d		45	mm
D		100	mm
B		25	mm
d₁	≈	58	mm
D₁	≈	81.2	mm
a		51	mm
h		5	mm
b		6.5	mm
r₀		0.5	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 N2MA
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：2024-12-20
Application:meat products machine,Reflective Materials Industrial fabrics,X-ray Equipment,bag machine,climb ladder,medical Equipment,animal,packaging materials,Industrial,transportation equipment,Cylinder Special
Similar models:OH 3096 H BD-C 2209 KTN9-H 309 E BD-21309 EK-H 309 N 309 ECP QJ 344 N2/309829 7309 ACCBM 6309/VA201 6309-2RSH HA 309 7309 BE-2RZP
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Model No.	Inner Diameter	Outer Diameter	Width	Type
18x40x7 HMSA10 V	18	40	7	Seals
30x48x8 HMS5 V	30	48	8	Seals
410 VRME R	401	-	-	Seals
6013-2Z	65	100	18	Bearings, units and housings
BTW 80 CTN9/SP	80	125	54	Bearings, units and housings
C 2216 V	80	140	33	Bearings, units and housings
D/W RW144-2Z	3.175	6.35	3.571	Bearings, units and housings
IR 35x40x20.5	35	40	20.5	Bearings, units and housings
NUP 234 ECM	170	310	52	Bearings, units and housings
S71906 ACB/P4A	30	47	9	Bearings, units and housings
S71921 CD/P4A	105	145	20	Bearings, units and housings
SIA 45 ESX-2LS	45	-	32	Bearings, units and housings

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