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 304 N2PHAS

QJ 304 N2PHAS

SKF Explorer

Dimensions

d		20	mm
D		52	mm
B		15	mm
d₁	≈	27.5	mm
D₁	≈	40.8	mm
a		25	mm
h		3.5	mm
b		4.5	mm
r₀		0.5	mm
r_1,2	min.	1.1	mm

Abutment dimensions

d_a	min.	27	mm
D_a	max.	45	mm
r_a	max.	1	mm

Calculation data

Basic dynamic load rating	C	32	kN
Basic static load rating	C₀	21.6	kN
Fatigue load limit	P_u	0.93	kN
Limiting speed		24000	r/min
Calculation factor	A	1.428
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

0.18

Model Number: QJ 304 N2PHAS
Inner Diameter：20mm Outer Diameter：52mm Width：15mm
Reference speed:24000 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:Dental Equipment,product accessories,physical instruments,squeeze machine etc,plastic molding,joint protection,Storage Tool,Other Machine Tools,other rubber,Equipment,Forging machine
Similar models:BD-C 3048 K-AOH 3048 PCM 030403 E/VB055 23044-2CS5K/VT143 LM 603049/011 AA C 3048 K SAFS 23040 KA x 7.1/8 3304 A-2Z SNL 3048 TURA 6304/HR22T2 3304 ATN9
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Model No.	Inner Diameter	Outer Diameter	Width	Type
115x140x12 CRW1 V	115	140	12	Seals
23284 CAK/W33	420	760	272	Bearings, units and housings
4050560	1028.7	1079.5	22.23	Seals
6021 M	105	160	26	Bearings, units and housings
6334	170	360	72	Bearings, units and housings
7405 BCBM	25	80	21	Bearings, units and housings
99231	58.7502	68.2752	23.8252	Seals
91359	-	-	60	Seals
BD-BS2-2216-2RSK/VT143-H 316 E	70	140	40	Bearings, units and housings
SA 10 E	10	-	9	Bearings, units and housings
SAF 23032 KATLC x 5.7/16	138.1125	-	-	Bearings, units and housings
SY 40 WF	40	-	-	Bearings, units and housings

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